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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
H          
                He
Li Be               B C N O F Ne
Na Mg                                                 Al Si P S Cl Ar
K Ca                             Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr                             Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

Chemical Entities Containing:
Oxygen
Structure Reactions
Forming
Reactions
Using
Wikipedia NIST
(KSO3)2NO
(KSO3)2NO
1 Wikipedia NIST
A (alanine) 2 3 Wikipedia NIST
(Ac)2O
(CH3CO)2CO
4 12 Wikipedia NIST
acac 2 2 Wikipedia NIST
acac- 1 Wikipedia NIST
Acetaldehyde
CH3CHO
13 20 Wikipedia NIST
Acetaldehyde enolate 1 Wikipedia NIST
Acetaldehyde, protonated 1 NIST
Acetaldol 1 2 NIST
Acetamide
CH3CONH2
4 1 Wikipedia NIST
Acetamide/dimethyl ether complex 1 NIST
Acetaminophen Wikipedia NIST
Acetanilide 2 1 Wikipedia NIST
Acetate ion
[CH3COO]
6 10 Wikipedia NIST
Acetic acid
CH3COOH
32 27 Wikipedia NIST
Acetic acid, aqueous
CH3COOH(aq)
3 Wikipedia NIST
Acetic acid, dimer 1 Wikipedia NIST
Acetic acid, protonated 1 NIST
Acetic acid, sodium salt
CH3COONa
4 2 Wikipedia NIST
Acetic anhydride
(CH3CO)2CO
4 12 Wikipedia NIST
Acetone 15 19 Wikipedia NIST
Acetone cyanohydrin 1 1 NIST
Acetone enolate ion 2 Wikipedia NIST
Acetone peroxide 1 1 Wikipedia NIST
Acetone, protonated 1 NIST
Acetone/methanol complex 1 NIST
Acetophenone 3 2 Wikipedia NIST
Acetophenone lithium enolate 2 NIST
Acetophenone, 4-nitro 1 NIST
Acetophenone, alpha-amino 4-nitro 1 1 NIST
Acetophenone, alpha-bromo-4-nitro 1 1 NIST
Acetyl cation
[CH3CO]+
1 13 NIST
Acetyl chloride
CH3COCl
11 Wikipedia NIST
Acetyl coenzyme A 1 Wikipedia NIST
Acetyl hydroperoxide
CH3COOOH
3 4 Wikipedia NIST
Acetyl-CoA 1 Wikipedia NIST
Acetylacetone 2 2 Wikipedia NIST
Acetylacetone anion 1 Wikipedia NIST
Acetylformic acid 1 Wikipedia NIST
Acetylsalicylic acid 2 Wikipedia NIST
Achilleic acid 1 1 Wikipedia NIST
Acid Wikipedia NIST
Acidum boricum
H3BO3
10 9 Wikipedia NIST
AcNH2
CH3CONH2
4 1 Wikipedia NIST
AcOH
CH3COOH
32 27 Wikipedia NIST
AcOMe 2 Wikipedia NIST
cis-Aconitic acid 1 1 Wikipedia NIST
AcOOH
CH3COOOH
3 4 Wikipedia NIST
Acrolein 3 4 Wikipedia NIST
Acrylate ion 1 Wikipedia NIST
Acrylic acid 6 Wikipedia NIST
Acrylic_glass 1 Wikipedia NIST
Actinolite
Ca2(Mg4.5-2.5Fe2+0.5-2.5)
Si8O22(OH)2
Wikipedia
Acyl radical 4 2 NIST
Adamite
Zn2AsO4(OH)
Wikipedia
Adams' catalyst
PtO2
Wikipedia NIST
Adenine diphosphate
APD
1 Wikipedia NIST
Adenine monophosphate
AMP
Wikipedia NIST
Adenine triphosphate
ATP
1 Wikipedia NIST
Adenosine 3,5-cyclic phosphate
cAMP
Wikipedia NIST
Adipic acid 4 3 Wikipedia NIST
ADP
APD
1 Wikipedia NIST
Adrenaline Wikipedia NIST
Adularia
KAlSi3O8
Wikipedia
Aegirine
NaFe3+
[Si2O6]
Wikipedia
[Ag(S2O3)2]3-
[Ag(S2O3)2]3–
3 NIST
Ag2CO3
Ag2CO3
3 2 Wikipedia NIST
Ag2Cr2O4
Ag2CrO4
2 Wikipedia NIST
Ag2O
Ag2O
1 3 Wikipedia NIST
Ag2O2
Ag2O2
Wikipedia NIST
Ag3PO4
Ag3PO4
1 NIST
Agate
SiO2
Wikipedia
AgBrO3
AgBrO3
1 NIST
AgC2O4
AgC2O4
1 Wikipedia NIST
AgIO3
AgIO3
1 Wikipedia NIST
AgNO3
AgNO3
1 11 Wikipedia NIST
AgsSO4
Ag2SO4
1 1 Wikipedia NIST
Air
Air
8 Wikipedia NIST
Al(H2O)3(OH)3
Al(H2O)3(OH)3
Al(OH)3
4 3 NIST
[Al(H2O)6]3+
[Al(H2O)6]3+
2 6 NIST
Al(O(CH3)2CH)3
Al(OiPr)3
1 Wikipedia NIST
Al(OH)3
Al(OH)3
2 11 Wikipedia NIST
[Al(OH)4]-
[Al(OH)4]
8 Wikipedia NIST
Al(OiPr)3
Al(OiPr)3
1 Wikipedia NIST
Al2(SO4)3
Al2(SO4)3
2 2 Wikipedia NIST
Al2O3
Al2O3
15 12 Wikipedia NIST
Ala 2 3 Wikipedia NIST
Ala-ala
Ala-Ala
1 NIST
Ala-gly
Ala-Gly
1 NIST
Alanine 2 3 Wikipedia NIST
Alanine, deprotonated 1 Wikipedia NIST
Alanine, protonated 1 Wikipedia NIST
L-Alanyl-L-alanine
Ala-Ala
1 NIST
L-Alanylglycine
Ala-Gly
1 NIST
Alizarin yellow GG
Alizarin
Yellow
NIST
sec Alkyl sulfonate 2 Wikipedia NIST
D-Allose 1 Wikipedia NIST
Allyl alcohol 8 2 Wikipedia NIST
Allyl alkoxide ion 1 NIST
Allyl phenyl ether 1 NIST
4-Allyl-1,2-methylenedioxybenzene Wikipedia NIST
4-Allyl-2-methoxyphenol 1 NIST
2-Allylphenol 1 NIST
D-Altrose 1 Wikipedia NIST
Alum
KAl(SO4)2
.12H2O
1 Wikipedia NIST
Alumina
Al2O3
15 12 Wikipedia NIST
Alumina trihydrate
Al(OH)3
2 11 Wikipedia NIST
Aluminium hexaaqua complex ion
[Al(H2O)6]3+
2 6 NIST
Aluminium hydroxide
Al(OH)3
2 11 Wikipedia NIST
Aluminium hydroxide, hydrated
Al(H2O)3(OH)3
Al(OH)3
4 3 NIST
Aluminium isopropoxide
Al(OiPr)3
1 Wikipedia NIST
Aluminium oxide
Al2O3
15 12 Wikipedia NIST
Aluminium potassium sulfate dodecahydrate
KAl(SO4)2
.12H2O
1 Wikipedia NIST
Aluminium sulfate
Al2(SO4)3
2 2 Wikipedia NIST
Aluminium tetrahydroxy ion
[Al(OH)4]
8 Wikipedia NIST
Aluminium triaquatrihydroxy complex
Al(H2O)3(OH)3
Al(OH)3
4 3 NIST
Alumstone
KAl3(SO4)2(OH)6
Wikipedia
Alunite
KAl3(SO4)2(OH)6
Wikipedia
Amblygonite
(Li,Na)Al(PO4)
(F,OH)
1 Wikipedia
Amidosulfate anion
[NH2SO3]
1 NIST
2-Aminihypoxthanthine
Guanine
G
1 Wikipedia NIST
(-)-2-Amino-1-(3,4-dihydroxyphenyl)ethanol Wikipedia NIST
(D)-threo-2-Amino-1-(4-nitrophenyl)-1,3-propanediol 1 1 Wikipedia NIST
threo-2-Amino-1-(4-nitrophenyl)-1,3-propanediol 1 1 Wikipedia NIST
2-Amino-1-(4-nitrophenyl)ethanone 1 1 NIST
2-Amino-1-(4-nitrophenyl)ethanone, N-acyl 1 1 NIST
4-Amino-2(1H)-pyrimidinone
Cytosine
C
1 Wikipedia NIST
2-Aminobenzoic acid 1 Wikipedia NIST
2-Aminoethanol 1 3 Wikipedia NIST
4-Aminonitrobenzene 1 3 Wikipedia NIST
4-Aminophenol 1 Wikipedia NIST
[D(-)-a-Aminophenylacetamido]penicillanic acid Wikipedia NIST
[D(-)-a-Aminophenylacetamido]penicillanic acid Wikipedia NIST
(2S)-2-Aminopropanoic acid 2 3 Wikipedia NIST
Ammonia/water complex 1 NIST
Ammonium metavandate
NH4VO3
1 1 NIST
Ammonium vandate(V)
NH4VO3
1 1 NIST
Ammonium acetate
[NH4]+[CH3CO2]
1 1 Wikipedia NIST
Ammonium aminoformate 1 1 NIST
Ammonium carbamate 1 1 NIST
Ammonium carbonate
(NH4)2CO3
1 Wikipedia NIST
Ammonium ethanoate
[NH4]+[CH3CO2]
1 1 Wikipedia NIST
Ammonium nitrate
NH4NO3
3 5 Wikipedia NIST
Ammonium nitrite
NH4NO3
2 Wikipedia NIST
Ammonium perchlorate
NH4ClO4
2 2 Wikipedia NIST
Ammonium sulfate
(NH4)2SO4
3 1 Wikipedia NIST
Ammonium sulfite
(NH4)2SO3
.H2O
2 1 NIST
Ammonium thiosulfate
(NH4)2S2O3
3 NIST
AMP
AMP
Wikipedia NIST
cAMP
cAMP
Wikipedia NIST
Ampicillin Wikipedia NIST
Ampicillin Wikipedia NIST
tert-Amyl alcohol 1 NIST
Amylopectin
Starch
3 Wikipedia
Amylose
Starch
3 Wikipedia
Anadonis green
Cr2O3
3 2 Wikipedia NIST
Analcime
NaAlSi2O2
.2H2O
Wikipedia
Analcite
NaAlSi2O2
.2H2O
Wikipedia
Anatase
TiO2
1 Wikipedia
Andalucite
Al2SiO5
Anethole Wikipedia NIST
Anglesite
PbSO4
Wikipedia
Anhydrite
CaSO4
Wikipedia
Anisole 2 Wikipedia NIST
Ankerite
Ca(Mg,Fe)
(CO3)2
Wikipedia
Annabergite
Ni3(AsO4)2
.8H2O
Wikipedia
Anthophyllite asbestos
(Mg,Fe)7Si8
O22(OH)2
Wikipedia
Anthquinol 1 1 NIST
9,10-Anthradiol 1 1 NIST
Anthrahydroquinone 1 1 NIST
Anthranilic acid 1 Wikipedia NIST
9,10-Anthraquinone 5 1 Wikipedia NIST
Antichlor
Na2S2O3
5 4 Wikipedia NIST
Antifreeze 6 9 Wikipedia NIST
Antimonic oxide
Sb2O5
1 Wikipedia NIST
Antimony pentoxide
Sb2O5
1 Wikipedia NIST
Antimony trioxide
Sb2O3
2 2 Wikipedia NIST
Antimony(V) pentafluoride. fluorosulfonic acid
H+[SbF6]
.SO3
Wikipedia NIST
AP 1 1 Wikipedia NIST
Apatite
Ca5(PO4)3
(F,Cl,OH)
Wikipedia
Apophyllite
(K,Na)Ca4Si8O20
(F,OH).8H2O
Wikipedia
Aqua
H2O
529 531 Wikipedia NIST
Aqua regia
Aqua Regia
1 2 Wikipedia NIST
Aqueous nitric acid
HNO3(aq)
3 3 Wikipedia NIST
Aqueous sodium hydroxide
NaOH(aq)
5 37 Wikipedia NIST
Aqueous sulfuric acid
H2SO4(aq)
3 11 Wikipedia NIST
D-Arabinose 1 1 Wikipedia NIST
Arachidic acid
CH3(CH2)18COOH
Wikipedia NIST
Arachidonic acid
Arachidonic
Acid
Wikipedia NIST
Aragonite
CaCO3
Wikipedia
Arcanum duplicatum
K2SO4
2 1 Wikipedia NIST
Arg 1 1 Wikipedia NIST
Argentic oxide
Ag2O2
Wikipedia NIST
Arginine 1 1 Wikipedia NIST
Arginine, deprotonated 1 Wikipedia NIST
Arginine, doubly-protonated 1 Wikipedia NIST
Arginine, protonated 1 1 Wikipedia NIST
Arsenate (dihydrogen) ion
[H2AsO4]
1 1 NIST
Arsenate (hydrogen) ion
[HAsO4]2–
1 1 NIST
ortho Arsenic acid
H3AsO4
1 NIST
Arsenic pentoxide
As2O5
1 Wikipedia NIST
Arsenic trioxide
As2O3
2 1 Wikipedia NIST
Arsenite ion
[AsO2]
Wikipedia NIST
Arsenous oxide
As2O3
2 1 Wikipedia NIST
Arsinate ion
[AsO4]3–
1 NIST
Arylam 2 Wikipedia NIST
As2O3
As2O3
2 1 Wikipedia NIST
As2O5
As2O5
1 Wikipedia NIST
As4O10
As2O5
1 Wikipedia NIST
ASA 2 Wikipedia NIST
Asbestos, anthophyllite
(Mg,Fe)7Si8
O22(OH)2
Wikipedia
Asbestos, tremolite
Ca2(Mg,Fe)5
Si8O22
Wikipedia
(+/-)-Ascaridole 1 Wikipedia NIST
Asn 1 1 Wikipedia NIST
[AsO2]-
[AsO2]
Wikipedia NIST
[AsO4]3-
[AsO4]3–
1 NIST
Asp 1 1 Wikipedia NIST
Asparagine 1 1 Wikipedia NIST
Asparagine, deprotonated 1 Wikipedia NIST
Asparagine, protonated 1 Wikipedia NIST
Aspartic acid 1 1 Wikipedia NIST
Aspartic acid, deprotonated 1 1 Wikipedia NIST
Aspartic acid, doubly-deprotonated 1 Wikipedia NIST
Aspartic acid, protonated 1 Wikipedia NIST
Aspirin 2 Wikipedia NIST
Atacamite
Cu2Cl(OH)3
Wikipedia
ATP
ATP
1 Wikipedia NIST
Au2O
Au2O
NIST
Au2O3
Au2O3
Wikipedia NIST
Auric oxide
Au2O3
Wikipedia NIST
Aurous oxide
Au2O
NIST
Autunite
Cu(UO2)2(PO4)2
.8-12H2O
Wikipedia
B(OCH3)3
B(OCH3)3
2 1 Wikipedia NIST
[B(OH)4]-
[B(OH)4]
5 NIST
B2O3
B2O3
3 14 Wikipedia NIST
[B3O6]3-
[BO2]
[B3O6]3–
2 Wikipedia NIST
[B4O7]2-
[B4O7]2–
1 Wikipedia NIST
Ba(NO3)2
Ba(NO3)2
1 Wikipedia NIST
Ba(OH)2
Ba(OH)2
7 3 Wikipedia NIST
BaC2O4
BaC2O4
1 Wikipedia NIST
BaCO3
BaCO3
3 1 Wikipedia NIST
BaCrO4
BaCrO4
1 Wikipedia NIST
BaO
BaO
4 3 Wikipedia NIST
BaO2
BaO2
3 1 Wikipedia NIST
Barbital Wikipedia NIST
Barbituric acid (enol form) 1 Wikipedia NIST
Barbituric acid (keto form) 1 Wikipedia NIST
Barium carbonate
BaCO3
3 1 Wikipedia NIST
Barium chromate
BaCrO4
1 Wikipedia NIST
Barium hydroxide
Ba(OH)2
7 3 Wikipedia NIST
Barium nitrate
Ba(NO3)2
1 Wikipedia NIST
Barium oxalate
BaC2O4
1 Wikipedia NIST
Barium oxide
BaO
4 3 Wikipedia NIST
Barium peroxide
BaO2
3 1 Wikipedia NIST
Barium sulfate
BaSO4
7 2 Wikipedia NIST
Barium sulphate
BaSO4
7 2 Wikipedia NIST
Baryte
BaSO4
Wikipedia
BaSO4
BaSO4
7 2 Wikipedia NIST
Bauxite
Al2O3.2H2O
(+Fe, Ti oxides)
2 Wikipedia
Be(OH)2
Be(OH)2
7 5 Wikipedia NIST
[Be(OH)4]2-
[Be(OH)4]2–
4 NIST
Be2SiO4
Be2SiO4
1 NIST
BeCO3
BeCO3
1 1 Wikipedia NIST
Beet sugar
Sucrose
1 Wikipedia NIST
Benzaldehyde 2 6 Wikipedia NIST
Benzaldehyde radical cation 1 NIST
Benzamide Wikipedia NIST
Benzene-1,4-dioic acid 2 2 Wikipedia NIST
para-Benzeneazophenol 1 NIST
Benzenecarbonal 2 6 Wikipedia NIST
Benzenecarboxylic acid 6 2 Wikipedia NIST
Benzenechromium tricarbonyl 1 NIST
Benzenediazonium-2-carboxylate 1 1 NIST
1,2-Benzenedioic acid 2 1 Wikipedia NIST
Benzenesulfonate ion 1 NIST
Benzenesulfonic acid 2 1 NIST
Benzenol 8 10 Wikipedia NIST
Benzhydrol 1 Wikipedia NIST
Benzidine/Trinitrobenzene charge transfer complex 1 NIST
Benzoate ion 2 2 Wikipedia NIST
Benzofuran Wikipedia NIST
Benzoic acid 6 2 Wikipedia NIST
Benzophenone 4 3 Wikipedia NIST
Benzophenone ketyl 1 2 NIST
Benzophenone radical anion 1 NIST
singlet Benzophenone 1 1 NIST
triplet Benzophenone 1 1 NIST
Benzopinacole 1 NIST
1,2-Benzopyrone Wikipedia NIST
1,4-Benzoquinone 3 1 Wikipedia NIST
Benzoyl benzene 4 3 Wikipedia NIST
Benzoyl cation 3 NIST
Benzoyl chloride 1 Wikipedia NIST
Benzoyl peroxide
(C6H5COO)2
3 Wikipedia NIST
Benzoyl radical 1 NIST
Benzoylmethyleconine Wikipedia NIST
Benzpinacol 1 NIST
Benzyl alcohol 5 1 Wikipedia NIST
Benzyl diethyl phosphonate 1 NIST
Benzyldiphenyl carbinol 1 NIST
Benzylphenylsulfone 1 NIST
Benzylphenylsulfone anion 1 Wikipedia NIST
BeO
BeO
4 2 Wikipedia NIST
Beryl
Be3Al2Si6O18
1 Wikipedia
Beryllate ion
[Be(OH)4]2–
4 NIST
Beryllium carbonate
BeCO3
1 1 Wikipedia NIST
Beryllium hydroxide
Be(OH)2
7 5 Wikipedia NIST
Beryllium oxide
BeO
4 2 Wikipedia NIST
Beryllium silicate
Be2SiO4
1 NIST
Beryllium sulfate
BeSO4
1 2 NIST
Beryllium tetrahydroxide ion
[Be(OH)4]2–
4 NIST
BeSO4
BeSO4
1 2 NIST
BF3 etherate 1 2 Wikipedia NIST
Bi(NO3)2
Bi(NO3)2
1 NIST
Bi2O3
Bi2O3
1 1 Wikipedia NIST
Bicarbonate ion
[HCO3]
4 5 NIST
Biformyl 1 1 Wikipedia NIST
bis(2-methyloxyethyl) ether 2 Wikipedia NIST
Bis(butadiene)iron monocarbonyl 1 NIST
bisMethylsulfoxide 3 5 Wikipedia NIST
Bismuth nitrate
Bi(NO3)2
1 NIST
Bismuth(III) oxide
Bi2O3
1 1 Wikipedia NIST
Bisphenol A 1 1 Wikipedia NIST
Bisphenol A glycidyl ether
Bisphenol A
Glycidyl Ether
NIST
Bisulfate ion
[HSO4]
17 3 NIST
Bisulfite ion
[HSO3]
3 8 NIST
Biuret 1 Wikipedia NIST
Black powder
75% KNO3,
15% S, 10% C
gunpowder
1 1 Wikipedia NIST
Bleach
NaOCl(aq)
4 5 Wikipedia NIST
Bleaching powder
Ca(OCl)2
.2H2O
1 Wikipedia NIST
[BO2]-
[BO2]
[B3O6]3–
2 Wikipedia NIST
[BO3]3-
[BO3]3–
Wikipedia NIST
Boehmite
AlO(OH)
Wikipedia
Bone ash
Ca3(PO4)2
2 3 Wikipedia NIST
Boracic acid
H3BO3
10 9 Wikipedia NIST
Borane/THF Complex 1 10 NIST
Borane/THF Complex, 1.0 Molar solution in THF
BF3←THF
in THF
2 NIST
Borate ion
[B4O7]2–
1 Wikipedia NIST
Borate ion, meta
[BO2]
[B3O6]3–
2 Wikipedia NIST
Borate ion, ortho
[BO3]3–
Wikipedia NIST
Borax
Na2[B4O5(OH)4]
.8H2O
1 4 Wikipedia NIST
Borax (mineral)
Na2B4O7
.10H2O
1 Wikipedia
Borax glass
Na2B4O7
1 1 Wikipedia NIST
Boric acid, meta
HBO2
2 1 Wikipedia NIST
Boric acid, ortho
H3BO3
10 9 Wikipedia NIST
Boric anhydride
B2O3
3 14 Wikipedia NIST
Boric oxide
B2O3
3 14 Wikipedia NIST
Boron phosphate
BPO4
1 NIST
Boron sesquioxide
B2O3
3 14 Wikipedia NIST
Boron trifluoride etherate 1 2 Wikipedia NIST
Boron trioxide
B2O3
3 14 Wikipedia NIST
BPO4
BPO4
1 NIST
Br2SO
SOBr2
1 1 Wikipedia NIST
Brain sugar 1 Wikipedia NIST
Braunite
3Mn2O3
.MnSiO3
Wikipedia
BrO2
BrO2
1 1 NIST
[BrO3]-
[BrO3]
3 3 Wikipedia NIST
[BrO4]-
[BrO4]
1 Wikipedia NIST
Bromate ion
[BrO3]
3 3 Wikipedia NIST
Bromic acid
HBrO3
2 Wikipedia NIST
Bromine dioxide
BrO2
1 1 NIST
2-Bromo-1-(4-nitrophenyl)ethanone 1 1 NIST
2-Bromo-4-nitroacetophenone 1 1 NIST
Bromoacetate ion
[BrCH2COO]
1 NIST
Bromoacetic acid
CH2BrCOOH
1 Wikipedia NIST
Bromoethanoate ion
[BrCH2COO]
1 NIST
(2R)-2-Bromopropanoate ion 1 1 NIST
(2R)-2-Bromopropanoic acid 2 NIST
N-Bromosuccinimide Wikipedia NIST
Bromosulfonic acid 1 NIST
Bromothymol blue
Bromothymol
Blue
Wikipedia NIST
Brookite
TiO2
1 Wikipedia
[BrO]-
[BrO]
1 2 NIST
BrSO3H 1 NIST
Brucite
Mg(OH)2
Wikipedia
Burnt lime
CaO
7 6 Wikipedia NIST
Butadiene iron tricarbonyl 1 NIST
Butadiene sulfone 1 1 Wikipedia NIST
Butadiene, 1,3-methoxy 2 NIST
Butan-1-ol 4 2 Wikipedia NIST
Butan-2-ol 1 2 Wikipedia NIST
Butanal 5 6 Wikipedia NIST
Butanal cyanohydrin 1 NIST
Butane-1,4-diol 4 3 NIST
Butanedioic acid 2 2 Wikipedia NIST
1,3-Butanediol 1 1 NIST
1,4-Butanediol 4 3 NIST
Butanimide 2 Wikipedia NIST
Butanoate ion 1 NIST
Butanoic acid 6 Wikipedia NIST
1-Butanol 4 2 Wikipedia NIST
2-Butanol 1 2 Wikipedia NIST
tertiary Butanol
(CH3)3COH
7 11 Wikipedia NIST
Butanone 4 2 Wikipedia NIST
Butanone cyanohydrin 1 1 NIST
trans-2-Butenal 1 3 Wikipedia NIST
trans 2-Butene-1,4-diol 1 NIST
cis-Butenedioic acid 1 2 Wikipedia NIST
trans Butenedioic acid 3 2 Wikipedia NIST
trans 2-Butenoic acid 1 Wikipedia NIST
tert Butoxide, potassium 2 2 NIST
Butrophenone 2 NIST
iso-Butyl alcohol 4 1 Wikipedia NIST
n-Butyl alcohol 4 2 Wikipedia NIST
sec-Butyl alcohol 1 2 Wikipedia NIST
tertiary Butyl methyl ether 1 Wikipedia NIST
tertiary Butyl alkoxide
[(CH3)3C–O]
1 2 NIST
cis 4-tertiary Butyl cyclohexanol 1 NIST
1,3-Butylene glycol 1 1 NIST
tertiary-Butylhydroperoxide 1 1 NIST
tertiary Butyl nitrite 1 NIST
tertiary Butyl oxonium ion 2 NIST
2-Butyne-1,4-diol 1 2 NIST
Butyraldehyde 5 6 Wikipedia NIST
Butyric acid 6 Wikipedia NIST
iso-Butyric acid 1 NIST
gamma Butyrolactam 1 Wikipedia NIST
gamma-Butyrolactone 2 3 Wikipedia NIST
C (cysteine) 1 1 Wikipedia NIST
C (cytosine)
Cytosine
C
1 Wikipedia NIST
C2H4O 2 13 Wikipedia NIST
(C2H5O)2SO2
(C2H5O)2SO2
1 1 Wikipedia NIST
C2H6O
CH3CH2OH
15 34 Wikipedia NIST
C2H6O2 6 9 Wikipedia NIST
C3O2
O=C=C=C=O
1 2 Wikipedia NIST
C6H12O6 1 Wikipedia NIST
(C6H5)3COH 1 Wikipedia NIST
(C6H5)3PO
(C6H5)3P=O
1 Wikipedia NIST
C6H5CH2OH 5 1 Wikipedia NIST
C6H5CHO 2 6 Wikipedia NIST
C6H5COCH3 3 2 Wikipedia NIST
C6H5COCl 1 Wikipedia NIST
C6H5CONH2 Wikipedia NIST
C6H5COOH 6 2 Wikipedia NIST
[C6H5COO]- 2 2 Wikipedia NIST
[C6H5CO]+ 3 NIST
C6H5NO 1 Wikipedia NIST
C6H5NO2 3 6 Wikipedia NIST
C6H5OC6H5 NIST
C6H5OCH3 2 Wikipedia NIST
C6H5OH 8 10 Wikipedia NIST
[C6H5O]- 2 7 NIST
C6H5SO2CH3 1 NIST
[C6H5SO2]- 2 NIST
C6H5SO3H 2 1 NIST
[C6H5SO3]- 1 NIST
C6H6N2O2 1 3 Wikipedia NIST
Ca(BO2)2
Ca(BO2)2
NIST
Ca(CH3COO)2
Ca(CH3COO)2
1 Wikipedia NIST
Ca(HCO3)2
Ca(HCO3)2
1 3 Wikipedia NIST
Ca(OCl)2
Ca(OCl)2
.2H2O
1 Wikipedia NIST
Ca(OH)2
Ca(OH)2
7 14 Wikipedia NIST
Ca(OH)2(aq)
Ca(OH)2(aq)
2 1 Wikipedia NIST
Ca3(PO4)2
Ca3(PO4)2
2 3 Wikipedia NIST
CaC2O4
CaC2O4
1 Wikipedia NIST
CaCO3
CaCO3
10 6 Wikipedia NIST
Cadmium oxide
CdO
Wikipedia NIST
Caesium carbonate
Cs2CO3
1 Wikipedia NIST
Calamine
ZnCO3
1 Wikipedia
Calcinated baryta
BaO
4 3 Wikipedia NIST
Calcite
CaCO3
Wikipedia
Calcium acetate
Ca(CH3COO)2
1 Wikipedia NIST
Calcium bicarbonate
Ca(HCO3)2
1 3 Wikipedia NIST
Calcium carbonate
CaCO3
10 6 Wikipedia NIST
Calcium hydrate
Ca(OH)2
7 14 Wikipedia NIST
Calcium hydrogen carbonate
Ca(HCO3)2
1 3 Wikipedia NIST
Calcium hydroxide
Ca(OH)2
7 14 Wikipedia NIST
Calcium hydroxide, saturated soution
Ca(OH)2(aq)
2 1 Wikipedia NIST
Calcium hypochlorite
Ca(OCl)2
.2H2O
1 Wikipedia NIST
Calcium metaborate
Ca(BO2)2
NIST
Calcium oxalate
CaC2O4
1 Wikipedia NIST
Calcium oxide
CaO
7 6 Wikipedia NIST
Calcium phosphate, tribasic
Ca3(PO4)2
2 3 Wikipedia NIST
Calcium silicate
CaSiO3
4 Wikipedia NIST
Calcium sulfate
CaSO4
9 4 Wikipedia NIST
Calcium sulfate dihydrate
CaSO4
.2H2O
2 1 Wikipedia NIST
Calcium sulfate hemihydrate
CaSO4
.½H2O
1 1 Wikipedia NIST
Calcium sulfite
CaSO3.x(H2O)
2 Wikipedia NIST
Calcium tungstate
CaWO4
1 Wikipedia NIST
cAMP
cAMP
Wikipedia NIST
(1R)-(-)-10-Camphorsulfonic acid 1 1 NIST
Cancrinite
Na6Ca2[(CO3)2
| Al6Si6O24]
.2H2O
Wikipedia
Cane sugar
Sucrose
1 Wikipedia NIST
CaO
CaO
7 6 Wikipedia NIST
Caprolactam 2 1 Wikipedia NIST
Caprolactone 1 Wikipedia NIST
Carbamide 4 5 Wikipedia NIST
Carbamylurea 1 Wikipedia NIST
Carbanion, acetone enolate 2 Wikipedia NIST
Carbanion, acetophenone lithium enolate 2 NIST
Carbanion, acetylacetone 1 Wikipedia NIST
Carbanion, benzylphenylsulfone 1 Wikipedia NIST
Carbanion, cyclohexanone enolate 1 Wikipedia NIST
Carbanion, diethyl malonate 1 NIST
Carbanion, dimsyl 1 Wikipedia NIST
Carbanion, dinitro
[(NO2)2CH]
1 Wikipedia NIST
Carbanion, ethyl acetate 3 Wikipedia NIST
Carbanion, ethyl acetoacetate NIST
Carbaryl 2 Wikipedia NIST
Carbenium ion, diamino hydroxy 1 NIST
Carbenium ion, dimethyl hydroxy 1 NIST
Carbenium ion, ethoxy hydroxy methyl 1 NIST
Carbenium ion, hydroxy methyl 1 NIST
Carbolic acid 8 10 Wikipedia NIST
Carbomethene
H2C=C=O
4 4 Wikipedia NIST
Carbon dioxide
CO2
104 35 Wikipedia NIST
Carbon dioxide, aqueous
CO2(aq)
1 Wikipedia NIST
Carbon monoxide
CO
63 59 Wikipedia NIST
Carbon oxysulfide
O=C=S
1 Wikipedia NIST
Carbon suboxide
O=C=C=C=O
1 2 Wikipedia NIST
Carbonate (hydrogen) ion
[HCO3]
4 5 NIST
Carbonate ion
[CO3]2–
1 25 Wikipedia NIST
Carbonic acid
H2CO3
1 Wikipedia NIST
Carbonimid
HNCO
1 NIST
Carbonyl chloride 2 6 Wikipedia NIST
Carbonyl sulfide
O=C=S
1 Wikipedia NIST
3-Carboxy-2-oxo-pentanedioic acid 1 1 Wikipedia NIST
Carnotite
K2(UO2)2(VO4)2
.3H2O
1 Wikipedia
Caro's acid 2 2 Wikipedia NIST
CaSiO3
CaSiO3
4 Wikipedia NIST
CaSO4
CaSO4
9 4 Wikipedia NIST
CaSO4.1/2H2O
CaSO4
.½H2O
1 1 Wikipedia NIST
CaSO4.2H2O
CaSO4
.2H2O
2 1 Wikipedia NIST
Cassiterite
SnO2
Wikipedia
Caustic potash
KOH
12 18 Wikipedia NIST
Caustic soda
NaOH
17 61 Wikipedia NIST
CaWO4
CaWO4
1 Wikipedia NIST
CCl3CH2OH
CCl3CH2OH
1 Wikipedia NIST
CCl3CHO
CCl3CHO
2 Wikipedia NIST
[CCl3COO]-
[CCl3COO]
1 NIST
CCl3NO2
CCl3NO2
NIST
CdO
CdO
Wikipedia NIST
Ce2O3
Ce2O3
1 NIST
Celestine
SrSO4
Wikipedia
Celite
Kieselguhr
1 Wikipedia
Cellobiose
Cellobiose
Wikipedia NIST
Cellosolve 1 Wikipedia NIST
Cellosolve® 1 Wikipedia NIST
Cellulose
Cellulose
2 Wikipedia
Cellulose nitrate
Nitrocellulose
1 1 Wikipedia NIST
CeO2
CeO2
1 Wikipedia NIST
Ceramic fiber
Ceramic
Fiber
Ceramic wool
Ceramic
Fiber
Cerebrose 1 Wikipedia NIST
Ceria
CeO2
1 Wikipedia NIST
Cerium(III) oxide
Ce2O3
1 NIST
Cerium(IV) oxide
CeO2
1 Wikipedia NIST
Cerussite
PbCO3
Wikipedia
Cesium carbonate
Cs2CO3
1 Wikipedia NIST
Cesium hydroxide
CsOH
7 2 Wikipedia NIST
Cesium oxide
Cs2O
2 1 NIST
Cesium peroxide
Cs2O2
2 NIST
Cesium superoxide
CsO2
2 NIST
CF3COOH
CF3COOH
1 Wikipedia NIST
[CF3COO]-
[CF3COO]
1 NIST
CF3SO3H
CF3SO3H
1 Wikipedia NIST
[CF3SO3]-
[CF3SO3]
1 Wikipedia NIST
cGMP
cGTP
Wikipedia NIST
CH2=CHCHO 3 4 Wikipedia NIST
(CH2O)3 1 NIST
(CH2O)n
(CH2O)n
1 1 Wikipedia NIST
CH3(CH2)10COOH
CH3(CH2)10COOH
1 Wikipedia NIST
CH3(CH2)12COOH
CH3(CH2)12COOH
2 Wikipedia NIST
CH3(CH2)14COOH
CH3(CH2)14COOH
6 Wikipedia NIST
CH3(CH2)16COOH
CH3(CH2)16COOH
1 NIST
CH3(CH2)16COOLi
CH3(CH2)16COOLi
Wikipedia NIST
CH3(CH2)18COOH
CH3(CH2)18COOH
Wikipedia NIST
(CH3)2CHOH 9 8 Wikipedia NIST
[(CH3)2CHO]-
[(CH3)2CH–O]
2 1 NIST
(CH3)2CO 15 19 Wikipedia NIST
(CH3)2NCHO 2 2 Wikipedia NIST
(CH3)2O 3 Wikipedia NIST
(CH3)2SO 3 5 Wikipedia NIST
(CH3)3CCOOH
(CH3)3C–COOH
1 NIST
(CH3)3COH
(CH3)3COH
7 11 Wikipedia NIST
(CH3)3COK 2 2 NIST
[(CH3)3CO]-
[(CH3)3C–O]
1 2 NIST
[(CH3)3O]+
[(CH3)3O]+
NIST
[CH3C6H5SO3]- 1 NIST
(CH3CH2)2O 3 17 Wikipedia NIST
[(CH3CH2)3O]+
[(CH3CH2)3O]+
NIST
CH3CH2CH2CH2CH2OH 2 Wikipedia NIST
CH3CH2CH2CH2CHO 1 3 Wikipedia NIST
CH3CH2CH2CH2COOH 3 Wikipedia NIST
CH3CH2CH2CH2OH 4 2 Wikipedia NIST
CH3CH2CH2CHO 5 6 Wikipedia NIST
CH3CH2CH2COOH 6 Wikipedia NIST
[CH3CH2CH2COO]- 1 NIST
CH3CH2CH2OH 4 2 Wikipedia NIST
CH3CH2CHO 3 3 Wikipedia NIST
CH3CH2COCl 1 NIST
CH3CH2COOCH2CH2CH3 1 NIST
CH3CH2COOCH2CH3 1 NIST
CH3CH2COOH
CH3CH2COOH
5 1 Wikipedia NIST
[CH3CH2COO]- 1 NIST
(CH3CH2O)3P
(CH3CH2O)3P
4 Wikipedia NIST
CH3CH2OCH2CH3 3 17 Wikipedia NIST
CH3CH2OH
CH3CH2OH
15 34 Wikipedia NIST
[CH3CH2O]-
CH3CH2O
6 5 NIST
(CH3CH3)3OBF4
[Et3O]+[BF4]
1 Wikipedia NIST
CH3CHO
CH3CHO
13 20 Wikipedia NIST
CH3COCH2CH2CH3 1 5 Wikipedia NIST
CH3COCH2CH3 4 2 Wikipedia NIST
CH3COCH3 15 19 Wikipedia NIST
CH3COCl
CH3COCl
11 Wikipedia NIST
CH3CONH2
CH3CONH2
4 1 Wikipedia NIST
CH3COOCH2CH3 5 4 Wikipedia NIST
CH3COOCH3 2 Wikipedia NIST
CH3COOH
CH3COOH
32 27 Wikipedia NIST
CH3COOH(aq)
CH3COOH(aq)
3 Wikipedia NIST
CH3COONa
CH3COONa
4 2 Wikipedia NIST
CH3COOOH
CH3COOOH
3 4 Wikipedia NIST
[CH3COO]-
[CH3COO]
6 10 Wikipedia NIST
CH3NCO
CH3–N=C=O
1 Wikipedia NIST
CH3NO2
CH3–NO2
1 2 Wikipedia NIST
(CH3O)3P
(CH3O)3P
Wikipedia NIST
CH3OCH2CH2OCH2CH2OCH3 2 Wikipedia NIST
CH3OCH3 3 Wikipedia NIST
CH3OH
CH3OH
19 31 Wikipedia NIST
[CH3O]-
[CH3–O]
1 3 Wikipedia NIST
CH3SOCH3 3 5 Wikipedia NIST
Chalcanthite
CuSO4.5H2O
Wikipedia
Chalcedony
SiO2
Wikipedia
Chalybite
FeCO3
Wikipedia
Chamber crystals
NOHSO4
2 3 NIST
Chile saltpetre
NaNO3
Wikipedia
Chitin
Chitin
Wikipedia
Chloral
CCl3CHO
2 Wikipedia NIST
Chloral hydrate 1 Wikipedia NIST
Chloramine T Wikipedia NIST
D(-) Chloramphemicol base 1 1 Wikipedia NIST
Chloramphenicol base (racemic mixture) 1 1 Wikipedia NIST
D(-) Chloramphenicol 1 Wikipedia NIST
Chlorate ion
[ClO3]
2 5 Wikipedia NIST
Chlorate(I) ion
[ClO]
2 5 Wikipedia NIST
Chlorate(III) ion
[ClO2]
3 Wikipedia NIST
Chlorate(V) ion
[ClO3]
2 5 Wikipedia NIST
Chlorate(VII) ion
[ClO4]
5 Wikipedia NIST
Chlordiazepoxide Wikipedia NIST
Chloric acid
HClO3
2 1 Wikipedia NIST
Chlorinated lime
Ca(OCl)2
.2H2O
1 Wikipedia NIST
Chlorine dioxide
ClO2
6 4 Wikipedia NIST
Chlorine monoxide
Cl2O
1 3 Wikipedia NIST
Chlorine perchlorate
Cl+ [ClO4]
1 NIST
Chlorine peroxide
ClO2
6 4 Wikipedia NIST
Chlorite group
(Mg,Fe)3(Si,Al)4
O10(OH)2.
(Mg,Fe)3(OH)6
Wikipedia
Chlorite ion
[ClO2]
3 Wikipedia NIST
7-Chloro-1,3-dihydro-1-methyl-5-phenyl-2H-1,4-benzodiazepin-2-one NIST
1-Chloro-2,3-epoxypropane 3 1 Wikipedia NIST
1-Chloro-2-hydroxyethane 1 2 Wikipedia NIST
7-Chloro-2-methylamino-5-phenyl-3H-1,4-benzodiazepin 4-oxide Wikipedia NIST
5-Chloro-2-pentanone 1 NIST
1-Chloro-2-propanol 1 1 NIST
Chloroacetate ion
[ClCH2COO]
1 NIST
Chloroacetic acid
CH2ClCOOH
2 Wikipedia NIST
meta Chlorobenzoic acid 2 NIST
trans 2-chlorocyclohexanol 1 NIST
Chloroethanoate ion
[ClCH2COO]
1 NIST
2-Chloroethanol 1 2 Wikipedia NIST
Chloroformyl chloride 2 6 Wikipedia NIST
Chlorohydrin 1 2 Wikipedia NIST
Chloromycetin 1 Wikipedia NIST
meta Chloroperoxybenzoic acid 3 Wikipedia NIST
Chloropictin
CCl3NO2
NIST
2-Chloropropanoic acid 1 NIST
Chlorosulfonic acid
HSO3Cl
1 2 Wikipedia NIST
Chlorosulfuric acid
HSO3Cl
1 2 Wikipedia NIST
Chlorous acid
HClO2
2 Wikipedia NIST
Chlorous(III) acid
HClO2
2 Wikipedia NIST
Chlorous(I) acid
HClO
6 4 Wikipedia NIST
Chromate ion, hydrogen
[HCrO4]
NIST
Chromate(VI) ion
[CrO4]2–
3 6 Wikipedia NIST
Chrome green
Cr2O3
3 2 Wikipedia NIST
Chromic acid
H2CrO4
2 Wikipedia NIST
Chromic anhydride
CrO3
1 4 Wikipedia NIST
Chromic oxide
Cr2O3
3 2 Wikipedia NIST
Chromite
FeCr2O4
2 Wikipedia
Chromium carbonyl
Cr(CO)6
Wikipedia NIST
Chromium trioxide
CrO3
1 4 Wikipedia NIST
Chromium(II) hexahydrated ion

[Cr(H2O)6]2+

3 NIST
Chromium(II) oxide
CrO
Wikipedia NIST
Chromium(III) dichlorotetraaqua ion
[CrCl2(H2O)4]+
1 1 NIST
Chromium(III) hexahydrated ion

[Cr(H2O)6]2+

3 9 NIST
Chromium(III) hexahydroxy ion

[Cr(OH)6]3–

2 1 NIST
Chromium(III) hydroxide
Cr(OH)3
NIST
Chromium(III) oxide
Cr2O3
3 2 Wikipedia NIST
Chromium(III) pentaaquahydroxy ion

Cr(H2O)5(OH)]2+

2 NIST
Chromium(III) triaquatrihydroxy complex

Cr(H2O)3(OH)3
Cr(OH)3

3 3 NIST
Chromium(IV) oxide
CrO2
Wikipedia NIST
Chromium(VI) oxide
CrO3
1 4 Wikipedia NIST
Chrysoberyl
BeAl2O4
1 Wikipedia
Cinnamaldehyde 3 Wikipedia NIST
cis Cinnamate ion 1 NIST
trans Cinnamate ion 1 NIST
cis Cinnamic acid 1 NIST
trans Cinnamic acid 1 Wikipedia NIST
Cinnamyl alcohol 2 Wikipedia NIST
Citrate (dihydrogen) ion 1 1 NIST
Citrate (hydrogen) ion 1 1 NIST
Citrate ion 1 NIST
Citric acid 2 1 Wikipedia NIST
Cl(ClO4)
Cl+ [ClO4]
1 NIST
Cl2O
Cl2O
1 3 Wikipedia NIST
Cl2O7
Cl2O7
1 1 Wikipedia NIST
ClCH2CH2OH 1 2 Wikipedia NIST
ClCHO 1 NIST
ClCOOCH3
ClCOOCH3
1 NIST
Clinozoisite
Ca2Al3Si3
O12(OH)
Wikipedia
ClO2
ClO2
6 4 Wikipedia NIST
[ClO2]-
[ClO2]
3 Wikipedia NIST
ClO3H
HClO3
2 1 Wikipedia NIST
[ClO3]-
[ClO3]
2 5 Wikipedia NIST
[ClO4]-
[ClO4]
5 Wikipedia NIST
[ClO]-
[ClO]
2 5 Wikipedia NIST
CO
CO
63 59 Wikipedia NIST
[Co(C2O4)3]4-
[Co(C2O4)3]4–
1 NIST
[Co(EDTA)]2-
[Co(EDTA)]3–
2 NIST
Co(H2O)4(OH)2

Co(H2O)4(OH)2
Co(OH)2

3 1 NIST
[Co(H2O)6]2+

[Co(H2O)6]2+

4 10 NIST
Co(OH)2
Co(OH)2
1 NIST
Co(OH)3
Co(OH)3
1 NIST
CO2
CO2
104 35 Wikipedia NIST
CO2(aq)
CO2(aq)
1 Wikipedia NIST
Co2(CO)8
Co2(CO)8
Wikipedia NIST
Co2(CO)8
Co2(CO)8
1 1 NIST
Co2O3
Co2O3
Wikipedia NIST
Co3O4
Co3O4
NIST
[CO3]2-
[CO3]2–
1 25 Wikipedia NIST
Coal gas
CO + H2
1 Wikipedia NIST
Cobalt black
Co2O3
Wikipedia NIST
Cobalt bloom
Co3(AsO4)2
.8H2O
1 Wikipedia
Cobalt tetracarbonyl
Co2(CO)8
1 1 NIST
Cobalt(II) carbonate

CoCO3

1 Wikipedia NIST
Cobalt(II) EDTA complex ion
[Co(EDTA)]3–
2 NIST
Cobalt(II) hexahydrated ion

[Co(H2O)6]2+

4 10 NIST
Cobalt(II) hydroxide
Co(OH)2
1 NIST
Cobalt(II) oxide
CoO
Wikipedia NIST
Cobalt(II) sulfate
CoSO4
1 NIST
Cobalt(II) tetraaquadihydroxy complex

Co(H2O)4(OH)2
Co(OH)2

3 1 NIST
Cobalt(II) tris(ethanedioate) complex ion
[Co(C2O4)3]4–
1 NIST
Cobalt(II,III) oxide
Co3O4
NIST
Cobalt(III) hydroxide
Co(OH)3
1 NIST
Cobalt(III) oxide
Co2O3
Wikipedia NIST
Cobalt(IV) oxide
CoO2
NIST
Cobaltic oxide
Co2O3
Wikipedia NIST
Cocaine Wikipedia NIST
(COCl)2 Wikipedia NIST
COCl2 2 6 Wikipedia NIST
CoCO3

CoCO3

1 Wikipedia NIST
Codeine Wikipedia NIST
Coenzyme A
CoA–SH
2 1 Wikipedia NIST
Colemanite
Ca2B6O11
.5H2O
Wikipedia
Columbite
(Fe,Mn)Nb2O6
Wikipedia
CoO
CoO
Wikipedia NIST
CoO2
CoO2
NIST
(COOH)2 5 2 Wikipedia NIST
Copper carbonate hydroxide
CuCO3.
Cu(OH)2
Wikipedia NIST
Copper(I) oxide
Cu2O
4 1 Wikipedia NIST
Copper(II) carbonate
CuCO3
(unknown)
2 1 Wikipedia NIST
Copper(II) carbonate, basic
2CuCO3.
Cu(OH)2
Wikipedia NIST
Copper(II) EDTA complex ion
[Cu(EDTA)]2–
2 NIST
Copper(II) hexahydrated ion

[Cu(H2O)6]2+

3 8 NIST
Copper(II) hydroxide
Cu(OH)2
2 1 Wikipedia NIST
Copper(II) nitrate
Cu(NO3)2
4 1 Wikipedia NIST
Copper(II) oxide
CuO
4 4 Wikipedia NIST
Copper(II) sulfate.5H2O
CuSO4.5H2O
1 2 Wikipedia NIST
Copper(II) sulfate
CuSO4
2 4 Wikipedia NIST
Copper(II) tetraaquadihydroxy complex

Cu(H2O)4(OH)2
Cu(OH)2

3 1 NIST
Cordierite
(Mg,Fe)2Al4Si5O18
Wikipedia
Corundum
Al2O3
Wikipedia
Corundum
Al2O3
Corundum
Wikipedia
COS
O=C=S
1 Wikipedia NIST
CoSO4
CoSO4
1 NIST
Coumarin Wikipedia NIST
Coumaron Wikipedia NIST
Cr(CO)6
Cr(CO)6
Wikipedia NIST
Cr(H2O)3(OH)3

Cr(H2O)3(OH)3
Cr(OH)3

3 3 NIST
[Cr(H2O)5(OH)]2+

Cr(H2O)5(OH)]2+

2 NIST
[Cr(H2O)6]2+

[Cr(H2O)6]2+

3 NIST
[Cr(H2O)6]3+

[Cr(H2O)6]2+

3 9 NIST
Cr(OH)3
Cr(OH)3
NIST
[Cr(OH)6]3-

[Cr(OH)6]3–

2 1 NIST
Cr2O3
Cr2O3
3 2 Wikipedia NIST
[Cr2O7]2-
[Cr2O7]2–
1 13 Wikipedia NIST
Crack cocaine Wikipedia NIST
Crack gas
CO + 3H2
Crack Gas
1 Wikipedia NIST
[CrCl2(H2O)4]+
[CrCl2(H2O)4]+
1 1 NIST
CrO
CrO
Wikipedia NIST
CrO2
CrO2
Wikipedia NIST
CrO3
CrO3
1 4 Wikipedia NIST
[CrO4]-
[CrO4]2–
3 6 Wikipedia NIST
Crocoite
PbCrO4
Wikipedia
Cross-linked grafted polyethylene 1 NIST
Crotonaldehyde 1 3 Wikipedia NIST
Crotonic acid 1 Wikipedia NIST
18-Crown-6 4 Wikipedia NIST
Cs2CO3
Cs2CO3
1 Wikipedia NIST
Cs2O
Cs2O
2 1 NIST
Cs2O2
Cs2O2
2 NIST
CsO2
CsO2
2 NIST
CsOH
CsOH
7 2 Wikipedia NIST
CsSO3
CaSO3.x(H2O)
2 Wikipedia NIST
[Cu(EDTA)]2-
[Cu(EDTA)]2–
2 NIST
[Cu(H2O)4(OH)2]

Cu(H2O)4(OH)2
Cu(OH)2

3 1 NIST
[Cu(H2O)6]2+

[Cu(H2O)6]2+

3 8 NIST
[Cu(NH3)4(H2O)2]2+

[Cu(NH3)4(H2O)2]2+

2 NIST
Cu(NO3)2
Cu(NO3)2
4 1 Wikipedia NIST
Cu(OH)2
Cu(OH)2
2 1 Wikipedia NIST
Cu2O
Cu2O
4 1 Wikipedia NIST
CuCO3
CuCO3
(unknown)
2 1 Wikipedia NIST
CuCO3.Cu(OH)2
CuCO3.
Cu(OH)2
Wikipedia NIST
2CuCO3.Cu(OH)2
2CuCO3.
Cu(OH)2
Wikipedia NIST
Cumene hydroperoxide 1 1 NIST
CuO
CuO
4 4 Wikipedia NIST
Cupric carbonate
CuCO3
(unknown)
2 1 Wikipedia NIST
Cupric carbonate, basic
CuCO3.
Cu(OH)2
Wikipedia NIST
Cupric hydroxide
Cu(OH)2
2 1 Wikipedia NIST
Cupric nitrate
Cu(NO3)2
4 1 Wikipedia NIST
Cupric oxide
CuO
4 4 Wikipedia NIST
Cupric sulfate pentahydrate
CuSO4.5H2O
1 2 Wikipedia NIST
Cupric sulfate, anhydrous
CuSO4
2 4 Wikipedia NIST
Cuprite
Cu2O
1 Wikipedia
Cuprous oxide
Cu2O
4 1 Wikipedia NIST
CuSO4
CuSO4.5H2O
1 2 Wikipedia NIST
CuSO4
CuSO4
2 4 Wikipedia NIST
CuSO4.5H2O
CuSO4.5H2O
1 2 Wikipedia NIST
Cyanate ion
[NCO]
3 4 Wikipedia NIST
Cyanic acid
HNCO
1 NIST
Cyanoacetate ion 1 NIST
Cyanoacetic acid 1 NIST
1-Cyanobutan-1-ol 1 NIST
3-Cyanopropanoate 1 NIST
Cyclic adenosine monophosphate
cAMP
Wikipedia NIST
Cyclic AMP
cAMP
Wikipedia NIST
Cyclic GMP
cGTP
Wikipedia NIST
Cyclobutanone 1 NIST
Cycloheptatriene chromium tricarbonyl 1 NIST
2,5-Cyclohexadiene-1,4-dione 3 1 Wikipedia NIST
Cyclohexane carboxylic acid 1 1 NIST
Cyclohexanol 5 3 Wikipedia NIST
Cyclohexanol, cis 4-tertiary butyl 1 NIST
Cyclohexanone 5 5 Wikipedia NIST
Cyclohexanone enolate ion 1 Wikipedia NIST
Cyclohexanone oxime 3 1 NIST
Cyclohexene oxide 2 1 NIST
3-Cyclohexene carboxaldehyde 1 NIST
2-Cyclohexenol 2 NIST
2-Cyclohexenone 4 2 Wikipedia NIST
Cyclonite 1 3 Wikipedia NIST
2,4-Cyclopentadienone 1 NIST
Cyclopentane carboxylate ion 1 1 NIST
Cyclopentane carboxylic acid 1 NIST
Cyclopentanol 2 Wikipedia NIST
Cyclopentanone 2 2 Wikipedia NIST
2-Cyclopentenol 2 NIST
2-Cyclopentenone 2 NIST
Cyclopropane carboxylate ion 1 NIST
Cyclopropane carboxylic acid 1 NIST
Cyclopropane methanol NIST
1-Cyclopropylethanone 1 NIST
Cyclopropylmethyl ketone 1 NIST
Cyclotetramethylenetetranitramine 1 Wikipedia NIST
Cyclotrimethylenetrinitramine 1 3 Wikipedia NIST
Cys 1 1 Wikipedia NIST
Cysteine 1 1 Wikipedia NIST
Cysteine, deprotonated 1 1 Wikipedia NIST
Cysteine, doubly-deprotonated 1 Wikipedia NIST
Cysteine, protonated 1 Wikipedia NIST
Cytosine
Cytosine
C
1 Wikipedia NIST
Cytosine/Guanine dimer
C≡G
1 NIST
D (aspartic acid) 1 1 Wikipedia NIST
D2O
D2
1 Wikipedia NIST
DBTDL
DBTDL
1 NIST
cis beta-Decalone 4 NIST
trans beta-Decalone 4 NIST
Descloizite
Pb(Zn,Cu)
VO4(OH)
Wikipedia
Detergent, WAS 2 Wikipedia NIST
Deuterium oxide
D2
1 Wikipedia NIST
Dextrose 6 5 Wikipedia NIST
DHMO
H2O
529 531 Wikipedia NIST
Di-n-butyldilauraltin
DBTDL
1 NIST
Diaboletite
Pb2CuCl2(OH)4
Diacetone alcohol 1 1 NIST
Diacetylmorphine 1 Wikipedia NIST
Diammonium peroxodisulfate
(NH4)2S2O8
2 1 NIST
Diamorphine 1 Wikipedia NIST
Diaspore
AlO(OH)
1 Wikipedia
Diatomaceous earth
Kieselguhr
1 Wikipedia
Diazepam NIST
Dibenzoyl peroxide
(C6H5COO)2
3 Wikipedia NIST
Di-tertary-butoxycarbonate 1 NIST
Dibutyltin dilayrate
DBTDL
1 NIST
Dichlorine heptoxide
Cl2O7
1 1 Wikipedia NIST
Dichlorine monoxide
Cl2O
1 3 Wikipedia NIST
D(-)threo-2,2-Dichloro-N-[b-hydroxy-a-(hydroxymethyl)-p-nitrophenyl]acetamide 1 Wikipedia NIST
Dichloroacetate ion
[CHCl2COO]
1 NIST
Dichloroacetic acid
CHCl2COOH
2 Wikipedia NIST
Dichlorotetraaquachromium(III) ion
[CrCl2(H2O)4]+
1 1 NIST
Dichlorotetraaquavanadium(III) ion

[VCl2(H2O)4]+

2 2 NIST
Dichromate(VI) ion
[Cr2O7]2–
1 13 Wikipedia NIST
Dicobalt octacarbonyl
Co2(CO)8
Wikipedia NIST
Dicobalt octacarbonyl
Co2(CO)8
1 1 NIST
12,12-Diethoxy-9,10-dihydro-9,10-ethano-10a-azonaanthracene 1 NIST
1,1-Diethoxyethene 2 NIST
Diethyl adipate 1 NIST
Diethyl malonate 1 Wikipedia NIST
Diethyl malonate carbanion 1 NIST
Diethyl sulfate
(C2H5O)2SO2
1 1 Wikipedia NIST
5,5-Diethylbarbituric acid Wikipedia NIST
Diethylene dioxide 2 1 Wikipedia NIST
Diethylene glycol dimethyl ether 2 Wikipedia NIST
Diethylether 3 17 Wikipedia NIST
Diethylisopropyl malonate 1 NIST
Diethyloxonium ion 1 NIST
Diformyl 1 1 Wikipedia NIST
Diglyme 2 Wikipedia NIST
3,4-Dihydro-1(2H)-naphthalenone 4 NIST
Dihydrogen arsenate ion
[H2AsO4]
1 1 NIST
Dihydrogen citrate ion 1 1 NIST
Dihydrogen germanate ion
[H2GeO4]2–
1 NIST
Dihydrogen monoxide
H2O
529 531 Wikipedia NIST
Dihydrogen phosphate ion
[H2PO4]
1 3 NIST
3,4-Dihydro-2H-pyran NIST
2,5-Dihydrothiophene-1,1-dioxide 1 1 Wikipedia NIST
(-)-3,4-Dihydroxy-1-[1-hydroxy-2-(methylamino)ethyl]benzene Wikipedia NIST
2,4-Dihydroxy-5-methylpyrimidine
Thymine
T
1 Wikipedia NIST
Dihydroxyacetone Wikipedia NIST
9,10-Dihydroxyanthracene 1 1 NIST
1,4-Dihydroxybenzene 2 Wikipedia NIST
1,3-Dihydroxybutane 1 1 NIST
d/l-2,3-Dihydroxybutanedioic acid 2 Wikipedia NIST
1,2-Dihydroxyethane 6 9 Wikipedia NIST
Dihydroxymethyl carbenium ion 1 NIST
2,2-Dihydroxymethyl-1,3-propanediol 1 1 Wikipedia NIST
(2R)-2,3-Dihydroxypropanal 1 NIST
1,3-Dihydroxypropanone Wikipedia NIST
Diiron nonacarbonyl
Fe2(CO)9
1 Wikipedia NIST
Diketene 1 Wikipedia NIST
2,5-Diketotetrahydrofuran 2 NIST
Dilute nitric acid
HNO3(aq)
3 3 Wikipedia NIST
Dilute sodium hydroxide
NaOH(aq)
5 37 Wikipedia NIST
Dilute sulfuric acid
H2SO4(aq)
3 11 Wikipedia NIST
Dimanganese decacarbonyl
Mn2(CO)10
Wikipedia NIST
cis Dimethyl butendioate 1 NIST
cis Dimethyl butendioate anhydride 4 8 Wikipedia NIST
trans Dimethyl butendioate 1 NIST
Dimethyl ether 3 Wikipedia NIST
Dimethyl fumarate 1 NIST
Dimethyl ketone 15 19 Wikipedia NIST
Dimethyl maleate 1 NIST
Dimethyl (4R,5S)-cyclohexene-4,5-dicarboxylate 1 NIST
Dimethyl (4S,5S)-cyclohexene-4,5-dicarboxylate 1 NIST
4,4-Dimethyl-1,3-dioxane 1 1 NIST
3,3-Dimethyl-2-butanone 1 1 Wikipedia NIST
4,5-Dimethyl-4-cyclohexene-1,2-dicarboxylic acid anhydride 1 NIST
3-[2-(Dimethylamino)ethyl]indol-4-ol Wikipedia NIST
4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt
Methyl
Orange
Wikipedia NIST
4-[4-(Dimethylamino)phenylazo]benzoic acid
Methyl
Red
Wikipedia NIST
alpha, alpha-Dimethylbenzyl hydroperoxide 1 1 NIST
3,3-Dimethylbutan-2-one 1 1 Wikipedia NIST
Dimethyldioxirane 1 Wikipedia NIST
Dimethylether/Hydrogen fluoride Complex 1 NIST
Dimethylformamide 2 2 Wikipedia NIST
Dimethylformamide, protonated 1 NIST
Dimethylhydroxy carbenium ion 1 NIST
Dimethyloxonium ion 1 NIST
Dimethylphosphoramidocyanic acid, ethyl ester Wikipedia NIST
2,2-Dimethylpropanoic acid
(CH3)3C–COOH
1 NIST
2,2-Dimethylpropanoic acid 1 NIST
Dimethylsulfoxide 3 5 Wikipedia NIST
Dimethylsulfoxide anion 1 Wikipedia NIST
Dimethylsulfoxide, protonated 1 NIST
Dimsyl ion 1 Wikipedia NIST
Dinitrogen monoxide
N2O
4 2 Wikipedia NIST
Dinitrogen pentoxide
N2O5
2 4 Wikipedia NIST
Dinitrogen tetroxide
N2O4
2 6 NIST
Dinitrogen trioxide
N2O3
2 2 Wikipedia NIST
Dinitromethane
(NO2)2CH2
1 NIST
Dinitromethane anion
[(NO2)2CH]
1 Wikipedia NIST
2,4-Dinitrophenol 1 Wikipedia NIST
2,4-Dinitrophenoxide ion 1 NIST
2,4-Dinitrophenyl hydrazine Wikipedia NIST
Diopside
MgCaSi2O6
Wikipedia
Dioptase
CuSiO2(OH)2
Wikipedia
1,4-Dioxane 2 1 Wikipedia NIST
1,4-Dioxane, protonated 1 NIST
Dioxide, lead
PbO2
4 Wikipedia NIST
1,3-Dioxolan-2-one 1 1 Wikipedia NIST
Dioxovanadium(V) ion

[VO2]+
[VO(H2O)5]3+

2 3 NIST
Dioxygen
O2
60 163 Wikipedia NIST
Dioxygen cation
[O–O]+
1 NIST
Dioxygen difluoride
O2F2
1 Wikipedia NIST
Diphenyl ether NIST
Diphenylketone 4 3 Wikipedia NIST
Diphenylmethanol 1 Wikipedia NIST
Dirhenium heptoxide
Re2O7
Wikipedia NIST
Disodium oxalate 2 1 Wikipedia NIST
Disodium peroxodisulfate
Na2S2O8
1 NIST
Disthene
Al2SiO5
Wikipedia
Disulfite ion 2 NIST
Disulfuric acid
H2S2O7
1 6 Wikipedia NIST
Disulfurous acid 1 NIST
Dithionate ion 2 Wikipedia NIST
Dithionic acid 1 NIST
Dithionite ion 1 3 Wikipedia NIST
Dithionous acid 1 NIST
Dithiosulfatosilver(I) ion
[Ag(S2O3)2]3–
3 NIST
DMDO 1 Wikipedia NIST
DMF 2 2 Wikipedia NIST
DMSO 3 5 Wikipedia NIST
DMSO anion 1 Wikipedia NIST
Dodecanoic acid
CH3(CH2)10COOH
1 Wikipedia NIST
DOH
DOH
1 NIST
Dolomite
CaMg(CO3)2
Wikipedia
Dolophine, Amidone, Methadose, Physeptone, Heptadon Wikipedia NIST
Dumortierite
(Al,Fe)7BSi3O18
Wikipedia
Dy2O3
Dy2O3
NIST
Dysprosia
Dy2O3
NIST
Dysprosium oxide
Dy2O3
NIST
E (glutamic acid) 1 1 Wikipedia NIST
EDTA 1 Wikipedia NIST
EDTA dianion 1 1 NIST
EDTA monoanion 1 1 NIST
EDTA tetraanion 5 NIST
EDTA trianion 1 1 NIST
Eicosanic acid
CH3(CH2)18COOH
Wikipedia NIST
(5Z, 8Z, 11Z, 14Z, 17Z)-Eicosapentaeneoic acid
EPA
Wikipedia NIST
(5Z, 8Z, 11Z, 15Z)-Eicosatetraenoic acid
Arachidonic
Acid
Wikipedia NIST
Eigen Cation 1 Wikipedia NIST
Enstatite
MgSiO3
Wikipedia
EO 2 13 Wikipedia NIST
EPA
EPA
Wikipedia NIST
Epichlorohydrin 3 1 Wikipedia NIST
Epidote
Ca2(Al,Fe)3
Si3O12(OH)
Wikipedia
Epinephrine Wikipedia NIST
1,4-Epoxy-1,3-butadiene 1 Wikipedia NIST
Epoxyethane 2 13 Wikipedia NIST
Epsom salt
MgSO4.7H2O
Wikipedia
Epsomite
MgSO4.7H2O
Wikipedia
Equisetic acid 1 1 Wikipedia NIST
Er2O3
Er2O3
Wikipedia NIST
Erbia
Er2O3
Wikipedia NIST
Erbium(III) oxide
Er2O3
Wikipedia NIST
Erythrite
Co3(AsO4)2
.8H2O
1 Wikipedia
D-Erythrose 1 1 Wikipedia NIST
D-Erythrulose Wikipedia NIST
Et2O 3 17 Wikipedia NIST
Et3OBF4
[Et3O]+[BF4]
1 Wikipedia NIST
[Et3O]+
[(CH3CH2)3O]+
NIST
EtCOOEt 1 NIST
Ethanal
CH3CHO
13 20 Wikipedia NIST
Ethanal enolate 1 Wikipedia NIST
Ethanamide
CH3CONH2
4 1 Wikipedia NIST
Ethane 1,2-diol mono anion 2 1 NIST
Ethane, 1,2-epoxy 2 13 Wikipedia NIST
Ethane-1,2-diol 6 9 Wikipedia NIST
Ethanedial 1 1 Wikipedia NIST
Ethanedioate ion
[C2O4]2–
1 13 Wikipedia NIST
Ethanedioic acid 5 2 Wikipedia NIST
Ethanedioyl chloride Wikipedia NIST
Ethanoate ion
[CH3COO]
6 10 Wikipedia NIST
Ethanoic acid
CH3COOH
32 27 Wikipedia NIST
Ethanoic acid, aqueous
CH3COOH(aq)
3 Wikipedia NIST
Ethanoic acid, sodium salt
CH3COONa
4 2 Wikipedia NIST
Ethanoic anhydride
(CH3CO)2CO
4 12 Wikipedia NIST
Ethanol
CH3CH2OH
15 34 Wikipedia NIST
Ethanolamine 1 3 Wikipedia NIST
Ethanolamine, protonated 1 NIST
1,12-Ethanoperylene-13,14-dioic anhydride 1 NIST
Ethanoyl cation
[CH3CO]+
1 13 NIST
Ethanoyl chloride
CH3COCl
11 Wikipedia NIST
2-Ethanoyloxybenzoic acid 2 Wikipedia NIST
2-Ethanoyloxyethyl ethanoate 1 1 NIST
Ethenone
H2C=C=O
4 4 Wikipedia NIST
Ethenyl ethanoate 3 1 Wikipedia NIST
Ether, allyl phenyl 1 NIST
Ether, diphenyl NIST
Ether, ethyl isopropyl 1 NIST
Ethoxide ion
CH3CH2O
6 5 NIST
2-Ethoxyethanol 1 Wikipedia NIST
(1-Ethoxy ethenyl) benzene 2 NIST
2-(2-Ethoxyethoxy)ethanol 1 Wikipedia NIST
Ethyl 2-oxocyclopentanecarboxylate 1 1 NIST
Ethyl 3-oxobutanoate 2 Wikipedia NIST
Ethyl acetate 5 4 Wikipedia NIST
Ethyl acetoacetate 2 Wikipedia NIST
Ethyl acetoacetate anion NIST
Ethyl alcohol
CH3CH2OH
15 34 Wikipedia NIST
Ethyl ethanoate 5 4 Wikipedia NIST
Ethyl ether 3 17 Wikipedia NIST
Ethyl ethyl hexanedioate 1 NIST
Ethyl hydrogensulfate 1 1 NIST
Ethyl hydrogensulphate 1 1 NIST
Ethyl isopropyl ether 1 NIST
Ethyl propanoate 1 NIST
Ethyl propionate 1 NIST
5-Ethyl-5-(1-methylbutyl)-2-thiobarbiturate sodium salt Wikipedia NIST
N-Ethylacetamide 1 NIST
Ethylacetate anion 3 Wikipedia NIST
Ethylacetate, protonated 1 NIST
Ethylene carbonate 1 1 Wikipedia NIST
Ethylene chlorohydrin 1 2 Wikipedia NIST
Ethylene cyanohydrin 1 3 NIST
Ethylene glycol 6 9 Wikipedia NIST
Ethylene glycol anion 2 1 NIST
Ethylene glycol diacetate 1 1 NIST
Ethylene glycol diacetate 1 1 NIST
Ethylene glycol dianion 1 NIST
Ethylene glycol ethyl ether 1 Wikipedia NIST
Ethylene oxide 2 13 Wikipedia NIST
Ethyleneacetic acid 1 NIST
Ethylenediamine tetraacetic acid 1 Wikipedia NIST
Ethylenediaminetetraacetic acid dianion 1 1 NIST
Ethylenediaminetetraacetic acid mono anion 1 1 NIST
Ethylenediaminetetraacetic acid tetraanion 5 NIST
Ethylenediaminetetraacetic acid trianion 1 1 NIST
Ethylethanamide 1 NIST
Ethyloxonium ion 1 2 NIST
(EtO)3P
(CH3CH2O)3P
4 Wikipedia NIST
EtOEt 3 17 Wikipedia NIST
EtOH
CH3CH2OH
15 34 Wikipedia NIST
EtOiPr 1 NIST
[EtO]-
CH3CH2O
6 5 NIST
Eu2O3
Eu2O3
NIST
Euclase
BeAlSiO4(OH)
Wikipedia
Eugenol 1 NIST
Europium(III) oxide
Eu2O3
NIST
F (phenylalanine) 1 1 Wikipedia NIST
F2O
OF2
1 Wikipedia NIST
F2O2
O2F2
1 Wikipedia NIST
F2SO
SOF2
1 1 Wikipedia NIST
Fatty acid alkali metal salt
Soap
1 Wikipedia
[Fe(C2O4)3]3-
[Fe(C2O4)3]3–
2 NIST
Fe(CO)5
Fe(CO)5
1 2 Wikipedia NIST
Fe(H2O)3(OH)3

Fe(H2O)3(OH)3
Fe(OH)3

5 1 NIST
Fe(H2O)4(OH)2

Fe(H2O)4(OH)2
Fe(OH)2

4 1 NIST
[Fe(H2O)5(OH)]2+

[Co(NH3)6]2+

1 NIST
[Fe(H2O)5(SCN)]2+

[Fe(H2O)5(SCN)]2+

1 NIST
[Fe(H2O)6]2+

[Fe(H2O)6]2+

3 10 NIST
[Fe(H2O)6]3+

[Fe(H2O)6]3+

6 9 NIST
Fe(NO3)3.9H2O
Fe(NO3)3
.9H2O
1 Wikipedia NIST
Fe(OH)2
Fe(OH)2
1 Wikipedia NIST
Fe(OH)3
Fe(OH)3
3 Wikipedia NIST
Fe2(CO)9
Fe2(CO)9
1 Wikipedia NIST
Fe2(SO4)3.5H2O
Fe2(SO4)3
.5H2O
2 Wikipedia NIST
Fe2O3
Fe2O3
4 5 Wikipedia NIST
FeC2O4
FeC2O4
1 1 NIST
FeCO3
FeCO3
2 Wikipedia NIST
FeO
FeO
3 Wikipedia NIST
FeO.Fe2O3
FeO.Fe2O3
1 2 Wikipedia NIST
Ferberite
FeWO4
Wikipedia
Ferric hydroxide
Fe(OH)3
3 Wikipedia NIST
Ferric oxide
Fe2O3
4 5 Wikipedia NIST
Ferrous carbonate
FeCO3
2 Wikipedia NIST
Ferrous hydroxide
Fe(OH)2
1 Wikipedia NIST
Ferrous oxalate
FeC2O4
1 1 NIST
Ferrous oxide
FeO
3 Wikipedia NIST
Ferrous tungstate
FeWO4
1 NIST
FeSO4.7H2O
FeSO4.7H2O
1 2 NIST
FeSO4Cl
FeSO4Cl
1 NIST
FeWO4
FeWO4
1 NIST
Fiber, ceramic
Ceramic
Fiber
Fiber, rock
Rock Fiber
Wikipedia
Fiber, slag
Slag Fiber
Fiberglass
Glass Fiber
Wikipedia
Fibrolite
Al2SiO5
Flowers of antimony
Sb2O3
2 2 Wikipedia NIST
Fluorine dioxide
O2F2
1 Wikipedia NIST
Fluorine monoxide
OF2
1 Wikipedia NIST
Fluorosulfonate ion
[FSO3]
1 NIST
Fluorosulfonic acid
HSO3F
2 2 Wikipedia NIST
Fluorosulfonic acid.antimony(V) pentafluoride
H+[SbF6]
.SO3
Wikipedia NIST
FOH
HOF
2 1 NIST
Formaldehyde
HCHO
6 25 Wikipedia NIST
Formaldehyde solution 1 1 Wikipedia NIST
Formaldehyde, protonated 1 NIST
Formalin 1 1 Wikipedia NIST
Formamide
HCONH2
2 2 Wikipedia NIST
Formate ion
[HCOO]
1 Wikipedia NIST
Formic acid
HCOOH
7 2 Wikipedia NIST
Formyl cation 1 2 NIST
Formyl chloride 1 NIST
Formylformic acid 1 Wikipedia NIST
Formylmethanoic acid 1 Wikipedia NIST
Fossil flour
Kieselguhr
1 Wikipedia
[FO]-
[FO]
1 NIST
Franklinite
(Zn,Mn2+,Fe2+)
(Fe3+,Mn3+)2O4
1 Wikipedia
Fremy's salt
(KSO3)2NO
1 Wikipedia NIST
D-Fructose 1 1 Wikipedia NIST
Fruit sugar 1 1 Wikipedia NIST
[FSO3]-
[FSO3]
1 NIST
Fulminate ion
[O=N=C]
2 Wikipedia NIST
Fulminic acid
H–O=N=C
1 Wikipedia NIST
Fumarate (hydrogen) ion 1 1 NIST
Fumarate dianion 1 NIST
Fumaric acid 3 2 Wikipedia NIST
Fuming nitric acid
HNO3
fuming
2 3 Wikipedia NIST
Furan 1 Wikipedia NIST
Fused quartz
Quartz Glass
SiO2
Wikipedia NIST
Fused sodium borate
Na2B4O7
1 1 Wikipedia NIST
G (glycine) 1 5 Wikipedia NIST
G (guanine)
Guanine
G
1 Wikipedia NIST
GA Wikipedia NIST
Ga2O3
Ga2O3
1 NIST
Gadolinia
Gd2O3
Wikipedia NIST
Gadolinium(III) oxide
Gd2O3
Wikipedia NIST
D-Galactose 1 Wikipedia NIST
Gallium oxide
Ga2O3
1 NIST
Gas, coal
CO + H2
1 Wikipedia NIST
Gas, crack
CO + 3H2
Crack Gas
1 Wikipedia NIST
Gas, laughing
N2O
4 2 Wikipedia NIST
Gas, methanol synthesis
CO + 2H2
1 NIST
Gas, oxo
CO + H2
Oxo Gas
2 NIST
Gas, producer
CO + 2N2
producer gas
1 Wikipedia NIST
Gas, synthesis
CO/H2
Syngas
6 6 Wikipedia NIST
Gas, town
CO + H2
1 Wikipedia NIST
Gas, water
CO + H2
water gas
1 Wikipedia NIST
GB Wikipedia NIST
GD Wikipedia NIST
Gd2O3
Gd2O3
Wikipedia NIST
GDP
GDP
1 Wikipedia NIST
GeO2
GeO2
1 3 Wikipedia NIST
Germanate (dihydrogen) ion
[H2GeO4]2–
1 NIST
Germanate (trihydrogen) ion
[H3GeO4]
1 1 NIST
Germanic acid
H4GeO4
1 NIST
Germanium dioxide
GeO2
1 3 Wikipedia NIST
Glacial acetic acid
CH3COOH
32 27 Wikipedia NIST
Glass fiber
Glass Fiber
Wikipedia
Glass wool
Glass Fiber
Wikipedia
Glass, lead
Lead Crystal
Glass
1 Wikipedia
Glass, Pyrex®
Pyrex®
1 Wikipedia
Glass, quartz
Quartz Glass
SiO2
Wikipedia NIST
Glass, soda-lime
Soda-Lime
Glass
1 Wikipedia
Glauber's salt
Na2SO4
.10H2O
Wikipedia NIST
Glaubertite
Na2SO4
.CaSO4
Glaucophane
□Na2(Mg3Al2)
Si8O22(OH)22
Wikipedia
Gln 1 1 Wikipedia NIST
Glu 1 1 Wikipedia NIST
Glucitol 1 Wikipedia NIST
D-(+) Glucose 6 5 Wikipedia NIST
Glutamic acid 1 1 Wikipedia NIST
Glutamic acid, deprotonated 1 1 Wikipedia NIST
Glutamic acid, doubly-deprotonated 1 Wikipedia NIST
Glutamic acid, protonated 1 Wikipedia NIST
Glutamine 1 1 Wikipedia NIST
Glutamine, deprotonated 1 Wikipedia NIST
Glutamine, protonated 1 NIST
Gly 1 5 Wikipedia NIST
Gly-ala
Ala-Gly
1 NIST
Gly-gly
Gly-Gly
1 NIST
Glycerine 10 2 Wikipedia NIST
D-Glycerladehyde 1 NIST
Glycerol 10 2 Wikipedia NIST
Glyceryl trinitrite 1 2 Wikipedia NIST
Glycine 1 5 Wikipedia NIST
Glycine methyl ester 1 NIST
Glycine Zwitterion Wikipedia NIST
Glycine, deprotonated 1 1 Wikipedia NIST
Glycine, protonated 1 Wikipedia NIST
Glycl-L-alanine
Ala-Gly
1 NIST
Glycoate ion 1 NIST
Glycogen
Starch
3 Wikipedia
Glycol ethylene ether 2 1 Wikipedia NIST
Glycolic acid 2 Wikipedia NIST
Glycylglycine
Gly-Gly
1 NIST
Glyoxal 1 1 Wikipedia NIST
Glyoxylic acid 1 Wikipedia NIST
GMP
GMP
Wikipedia NIST
cGMP
cGTP
Wikipedia NIST
Goethite
FeO(OH)
Wikipedia
Gold(I) oxide
Au2O
NIST
Gold(III) oxide
Au2O3
Wikipedia NIST
GTP
GTP
1 Wikipedia NIST
Guaiacol allyl ether 1 NIST
Guanine
Guanine
G
1 Wikipedia NIST
Guanine diphosphate
GDP
1 Wikipedia NIST
Guanine monophosphate
GMP
Wikipedia NIST
Guanine triphosphate
GTP
1 Wikipedia NIST
Guanosine 3,5-cyclic phosphate
cGTP
Wikipedia NIST
D-Gulose 1 Wikipedia NIST
Gun cotton
Nitrocellulose
1 1 Wikipedia NIST
Gunpowder
75% KNO3,
15% S, 10% C
gunpowder
1 1 Wikipedia NIST
Gypsum
CaSO4
.2H2O
2 1 Wikipedia NIST
Gypsum
CaSO4.2H2O
Wikipedia
H (histidine) 1 1 Wikipedia NIST
Hübnerite
MnWO4
[H2AsO4]-
[H2AsO4]
1 1 NIST
H2C=C=O
H2C=C=O
4 4 Wikipedia NIST
H2CCO
H2C=C=O
4 4 Wikipedia NIST
H2CO
HCHO
6 25 Wikipedia NIST
H2CO3
H2CO3
1 Wikipedia NIST
H2CrO4
H2CrO4
2 Wikipedia NIST
[H2GeO4]2-
[H2GeO4]2–
1 NIST
H2NOH.HCl 1 Wikipedia NIST
H2NSO2NH2
H2NSO2NH2
1 Wikipedia NIST
H2O
H2O
529 531 Wikipedia NIST
H2O(g)
H2O(g)
3 1 Wikipedia NIST
H2O2
HOOH
12 30 Wikipedia NIST
H2O3S
H2SO3
4 2 Wikipedia NIST
H2O4S
H2SO4
25 74 Wikipedia NIST
[H2PO2]-
[H2PO2]
2 1 NIST
[H2PO3]-
[H3PO4]
1 1 NIST
[H2PO4]-
[H2PO4]
1 3 NIST
H2S2O3 1 1 Wikipedia NIST
H2S2O4 1 NIST
H2S2O5 1 NIST
H2S2O6 1 NIST
H2S2O7
H2S2O7
1 6 Wikipedia NIST
H2S2O8 2 1 NIST
H2S4O6 1 NIST
H2SeO3
H2SeO3
2 1 Wikipedia NIST
H2SeO4 1 Wikipedia NIST
H2SO3
H2SO3
4 2 Wikipedia NIST
H2SO4
H2SO4
25 74 Wikipedia NIST
H2SO4(aq)
H2SO4(aq)
3 11 Wikipedia NIST
H2SO5 2 2 Wikipedia NIST
H2TeO3
H2TeO3
1 Wikipedia NIST
H3AsO4
H3AsO4
1 NIST
H3BO3
H3BO3
10 9 Wikipedia NIST
[H3GeO4]-
[H3GeO4]
1 1 NIST
[H3IO6]2-
[H3IO6]2–
1 NIST
H3PO2
H3PO2
2 2 Wikipedia NIST
H3PO3
H3PO3
8 1 Wikipedia NIST
H3PO4
H3PO4
8 7 Wikipedia NIST
[H4IO6]-
[H4IO6]
1 1 NIST
H4P2O5 NIST
H4P2O6 1 NIST
H4P2O7 2 Wikipedia NIST
Hafnia
HfO2
Wikipedia NIST
Hafnium(IV) oxide
HfO2
Wikipedia NIST
Harmotome
(Ba0.5,Ca0.5,Na,K)5
Al5,Si11O32.
12H2O
Wikipedia
Hartshorn
(NH4)2CO3
1 Wikipedia NIST
[HAsO4]2-
[HAsO4]2–
1 1 NIST
Hausmannite
Mn3O4
1 NIST
Haüyne
Na3Ca(Si3Al3)
O12(SO4)
Wikipedia
HBO2
HBO2
2 1 Wikipedia NIST
HBrO
HOBr
4 1 Wikipedia NIST
HBrO3
HBrO3
2 Wikipedia NIST
HCHO
HCHO
6 25 Wikipedia NIST
HCl + NO3
Aqua Regia
1 2 Wikipedia NIST
HClO
HClO
6 4 Wikipedia NIST
HClO2
HClO2
2 Wikipedia NIST
HClO3
HClO3
2 1 Wikipedia NIST
HClO4
HClO4
4 1 Wikipedia NIST
HCo(CO)3
HCo(CO)3
2 1 NIST
HCo(CO)4
HCo(CO)4
1 1 NIST
[HCO3]-
[HCO3]
4 5 NIST
HCOCl 1 NIST
HCONH2
HCONH2
2 2 Wikipedia NIST
HCOOCH3 2 5 Wikipedia NIST
HCOOH
HCOOH
7 2 Wikipedia NIST
HCOONa
HCOONa
5 2 Wikipedia NIST
[HCOO]-
[HCOO]
1 Wikipedia NIST
[HCrO4]-
[HCrO4]
NIST
Heavy water
D2
1 Wikipedia NIST
Hematite
Fe2O3
1 Wikipedia
Hemimorphite
Zn3Si2O7(OH)2
.H3O
Wikipedia
Hepta-5-ene-2,3-dicarboxylic anhydride 1 NIST
Heroin 1 Wikipedia NIST
Heteroauxin Wikipedia NIST
Hexaaquaaluminium complex ion
[Al(H2O)6]3+
2 6 NIST
Hexaaquachromium(II) ion

[Cr(H2O)6]2+

3 NIST
Hexaaquachromium(III) ion

[Cr(H2O)6]2+

3 9 NIST
Hexaaquacobolt(II) ion

[Co(H2O)6]2+

4 10 NIST
Hexaaquacopper(II) ion

[Cu(H2O)6]2+

3 8 NIST
Hexaaquairon(II) ion

[Fe(H2O)6]2+

3 10 NIST
Hexaaquairon(III) ion

[Fe(H2O)6]3+

6 9 NIST
Hexaaquamanganese(II) ion

[Mn(H2O)6]2+

5 NIST
Hexaaquavanadium(II) ion

[V(H2O)6]2+

4 NIST
Hexaaquavanadium(III) ion

[V(H2O)6]3+

2 1 NIST
Hexadecanoic acid
CH3(CH2)14COOH
6 Wikipedia NIST
(9Z)-Hexadecenoic acid
Palmitoleic
Acid
Wikipedia NIST
4,4a,5,6,7,8- Hexahydro-2(3H)- naphthalenone 4 NIST
Hexahydrobenzoic acid 1 1 NIST
Hexahydroxychromium(III) ion

[Cr(OH)6]3–

2 1 NIST
1,2,3,4,5,6-Hexahydroxyhexane 1 Wikipedia NIST
3,3,6,6,9,9-Hexamethyl-1,2,4,5,7,8-hexoxonane 1 1 Wikipedia NIST
Hexamethylphosphoramide
HMPA
Wikipedia NIST
Hexamethylphosphoric triamide
HMPA
Wikipedia NIST
Hexanedioic acid 4 3 Wikipedia NIST
6-Hexanolactone 1 Wikipedia NIST
HfO2
HfO2
Wikipedia NIST
HFO3S
HSO3F
2 2 Wikipedia NIST
Hg(NO3)2
Hg(NO3)2
1 1 Wikipedia NIST
Hg(OAc)2
Hg(OCOCH3)2
1 Wikipedia NIST
Hg(ONC)2
Hg(ONC)2
2 Wikipedia NIST
HgO
HgO
2 2 Wikipedia NIST
HgSO4
HgSO4
1 3 Wikipedia NIST
HIO
HOI
5 Wikipedia NIST
HIO3
HIO3
4 1 Wikipedia NIST
HIO4
HIO4
2 1 Wikipedia NIST
His 1 1 Wikipedia NIST
Histidine 1 1 Wikipedia NIST
Histidine, deprotonated 1 Wikipedia NIST
Histidine, doubly-protonated 1 Wikipedia NIST
Histidine, protonated 1 1 Wikipedia NIST
HMPA
HMPA
Wikipedia NIST
HMPT
HMPA
Wikipedia NIST
HMX 1 Wikipedia NIST
HNO2
HNO2
9 10 Wikipedia NIST
HNO3
HNO3
6 25 Wikipedia NIST
HNO3 (5 molar)
HNO3
5 molar
1 1 Wikipedia NIST
HNO3(aq)
HNO3(aq)
3 3 Wikipedia NIST
HNO3(g)
HNO3(g)
1 1 Wikipedia NIST
HNO3, fuming
HNO3
fuming
2 3 Wikipedia NIST
HO.
HO•
12 8 Wikipedia NIST
Ho2O3
Ho2O3
Wikipedia NIST
HOBr
HOBr
4 1 Wikipedia NIST
HOCH2CH2OH 6 9 Wikipedia NIST
HOCl
HClO
6 4 Wikipedia NIST
HOD
DOH
1 NIST
HOF
HOF
2 1 NIST
Holmia
Ho2O3
Wikipedia NIST
Holmium(III) oxide
Ho2O3
Wikipedia NIST
HONC
H–O=N=C
1 Wikipedia NIST
HONO
HNO2
9 10 Wikipedia NIST
HOO•
HOO•
1 5 NIST
HOOCCOOH 5 2 Wikipedia NIST
HOOH
HOOH
12 30 Wikipedia NIST
[HOO]-
[HOO]
2 NIST
[HO]+
[HO]+
1 NIST
[HO]-
[OH]
25 79 Wikipedia NIST
[HPO3]2-
[HPO3]2–
1 Wikipedia NIST
[HPO4]2-
[HPO4]2–
1 2 NIST
[HSeO3]-
[HSeO3]
1 1 NIST
[HSeO4]-
[HSeO4]
NIST
[HSiO3]-
[HSiO3]
NIST
HSO3Cl
HSO3Cl
1 2 Wikipedia NIST
HSO3F
HSO3F
2 2 Wikipedia NIST
[HSO3]-
[HSO3]
3 8 NIST
[HSO4]-
[HSO4]
17 3 NIST
[HTeO3]-
[HTeO3]
1 1 NIST
Humite series
Mg(OH,F)2
.1-4Mg2SiO4
Wikipedia
[HXeO4]-
[HXeO4]
1 1 NIST
Hydracryonitrile 1 3 NIST
Hydrated aluminium hydroxide
Al(H2O)3(OH)3
Al(OH)3
4 3 NIST
Hydrated oxonium ion 1 Wikipedia NIST
Hydrazine, 2,4-dinitrophenyl Wikipedia NIST
Hydrogen arsenate ion
[HAsO4]2–
1 1 NIST
Hydrogen carbonate ion
[HCO3]
4 5 NIST
Hydrogen carbonyl radical 5 6 NIST
Hydrogen chromate ion
[HCrO4]
NIST
Hydrogen citrate ion 1 1 NIST
Hydrogen deuterium oxide
DOH
1 NIST
Hydrogen fumarate ion 1 1 NIST
Hydrogen hydroxide
H2O
529 531 Wikipedia NIST
Hydrogen malonate ion 1 1 NIST
Hydrogen o-phthalate ion 1 1 NIST
Hydrogen oxide
H2O
529 531 Wikipedia NIST
Hydrogen peroxide
HOOH
12 30 Wikipedia NIST
Hydrogen peroxide anion
[HOO]
2 NIST
Hydrogen peroxide radical
HOO•
1 5 NIST
Hydrogen peroxide radical anion
[H2O2]+•
1 1 NIST
Hydrogen phosphate dianion
[HPO4]2–
1 2 NIST
Hydrogen phosphite ion
[H3PO4]
1 1 NIST
Hydrogen selenate ion
[HSeO4]
NIST
Hydrogen selenite ion
[HSeO3]
1 1 NIST
Hydrogen silicate ion
[HSiO3]
NIST
Hydrogen succinate ion 1 1 NIST
Hydrogen sulfate ion
[HSO4]
17 3 NIST
Hydrogen sulfite ion
[HSO3]
3 8 NIST
Hydrogen sulphate ion
[HSO4]
17 3 NIST
Hydrogen tartrate ion 1 1 NIST
Hydrogen tellurite ion
[HTeO3]
1 1 NIST
Hydrogenol
H2O
529 531 Wikipedia NIST
Hydronium ion, [H3O]+
[H3O]+
5 5 NIST
Hydroperoxy radical
HOO•
1 5 NIST
Hydroquinone 2 Wikipedia NIST
Hydroxide ion
[OH]
25 79 Wikipedia NIST
2-Hydroxy benzoic acid 1 2 Wikipedia NIST
Hydroxy carbenium ion 1 NIST
Hydroxy cation
[HO]+
1 NIST
Hydroxy radical
HO•
12 8 Wikipedia NIST
2-Hydroxy-2-methylbutane 1 NIST
2-Hydroxy-2-methylbutanenitrile 1 1 NIST
2-Hydroxy-2-methylpropanenitrile 1 1 NIST
2-Hydroxy-3-methylbutane 1 NIST
4-Hydroxy-4-methyl-2-pentanone 1 1 NIST
Hydroxyacetic acid 2 Wikipedia NIST
4-Hydroxyaminobenzene 1 Wikipedia NIST
Hydroxyammonium ion
[H3N-OH]+
4 NIST
4-Hydroxyazobenzene 1 NIST
2-Hydroxybenzaldehyde 1 Wikipedia NIST
Hydroxybenzene 8 10 Wikipedia NIST
3-Hydroxybutanal 1 2 NIST
2-Hydroxybutane 1 2 Wikipedia NIST
(2S)-2-Hydroxybutanedioic acid 1 1 Wikipedia NIST
2-Hydroxybutanedioic acid 1 Wikipedia NIST
4-Hydroxybutyric acid gamma lactone 2 3 Wikipedia NIST
Hydroxyethanoic acid 2 Wikipedia NIST
2-Hydroxyethyl ethanoate 1 1 NIST
Hydroxyfumaric acid 1 1 Wikipedia NIST
2-Hydroxyisobutylnitrile 1 1 NIST
Hydroxyl radical
HO•
12 8 Wikipedia NIST
Hydroxylamine
H2N–OH
1 7 Wikipedia NIST
Hydroxylamine hydrochloride 1 Wikipedia NIST
Hydroxylamine, protonated
[H3N-OH]+
4 NIST
Hydroxymaleic acid 1 1 Wikipedia NIST
Hydroxymethyl carbenium ion 1 NIST
1-Hydroxynaphthalene 2 NIST
3-Hydroxynitrobenzene 1 NIST
4-Hydroxynitrobenzene 1 Wikipedia NIST
2-Hydroxypentanenitrile 1 NIST
4-(1-(4-Hydroxyphenyl)-1-methylethyl)phenol 1 1 Wikipedia NIST
N-(-4-hydroxyphenyl)ethanamide Wikipedia NIST
2-Hydroxypropane 9 8 Wikipedia NIST
3-Hydroxypropanenitrile 1 3 NIST
(2R)-2-Hydroxy propanoate ion 2 NIST
3-Hydroxypropionitrile 1 3 NIST
(2S)-Hydroxysuccinic acid 1 1 Wikipedia NIST
D/L Hydroxysuccinic acid 1 Wikipedia NIST
Hypersthene
(Mg,Fe)SiO3
Wikipedia
Hypo
Na2S2O3
5 4 Wikipedia NIST
Hypobromite ion
[BrO]
1 2 NIST
Hypobromous acid
HOBr
4 1 Wikipedia NIST
Hypochlorite ion
[ClO]
2 5 Wikipedia NIST
Hypochlorous acid
HClO
6 4 Wikipedia NIST
Hypochlorous anhydride
Cl2O
1 3 Wikipedia NIST
Hypoflourite ion
[FO]
1 NIST
Hypofluouous acid
HOF
2 1 NIST
Hypoiodite ion
[IO]
1 3 NIST
Hypoiodous acid
HOI
5 Wikipedia NIST
Hyponitrite ion
[N2O2]2–
NIST
Hypophosphite ion
[H2PO2]
2 1 NIST
Hypophosphoric acid 1 NIST
Hypophosphorous acid
H3PO2
2 2 Wikipedia NIST
I (isoleucine) 1 1 Wikipedia NIST
I2O5
I2O5
2 2 NIST
IAA Wikipedia NIST
D-Idose 1 Wikipedia NIST
Ile 1 1 Wikipedia NIST
Ilmenite
FeTiO3
1 Wikipedia
Ilvaite
Ca(Fe2+)2Fe3+
[O|OH|Si2O7]
Wikipedia
In2O3
In2O3
1 Wikipedia NIST
INCO
I–N=C=O
NIST
Indium oxide
In2O3
1 Wikipedia NIST
Indole-3-acetic acid Wikipedia NIST
3-Indolepropionic acid 1 NIST
Infusorial earth
Kieselguhr
1 Wikipedia
[IO3]-
[IO3]
1 6 Wikipedia NIST
[IO4]-
[IO4]
1 Wikipedia NIST
Iodate ion
[IO3]
1 6 Wikipedia NIST
Iodic acid
HIO3
4 1 Wikipedia NIST
Iodine cyanate
I–N=C=O
NIST
Iodine hydroxide
HOI
5 Wikipedia NIST
Iodine pentoxide
I2O5
2 2 NIST
Iodine(V) oxide
I2O5
2 2 NIST
Iodoacetate ion
[ICH2COO]
1 NIST
Iodoacetic acid
CH2IC