Find A Chemical Entity

Click:     A, B, C, etc... for an alphabetical listing of entities
               Periodic Table
for chemical entities containing the selected element
               Sorts & Finds
for predefined selections


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

Entity Names Starting With The Letter H Reactions
Forming
Reactions
Using
 Wikipedia   NIST Search 
[H] 32 NIST
H (histidine) 1 1 Wikipedia NIST
Hübnerite
H+ 77 547 Wikipedia NIST
H+/H2O 15
H 36 Wikipedia NIST
H. 20 10 Wikipedia NIST
H2 139 158 Wikipedia NIST
[H2AsO4]- 1 1 NIST
[H2As] 1 NIST
[H2Br]+ 1 NIST
H2C=C=O 4 4 Wikipedia NIST
H2CCO 4 4 Wikipedia NIST
[H2Cl]+ 1 NIST
H2CO 6 25 Wikipedia NIST
H2CO3 1 Wikipedia NIST
H2CrO4 2 Wikipedia NIST
[H2F]+ 2 NIST
[H2GeO4]2- 1 NIST
H2N2 Wikipedia NIST
H2NCH2CH2CH2CH2NH2 2 Wikipedia NIST
H2NCl 1 3 Wikipedia NIST
H2NOH.HCl 1 Wikipedia NIST
H2NSO2NH2 1 Wikipedia NIST
[H2N]- 2 18 NIST
H2O 529 531 Wikipedia NIST
H2O(g) 3 1 Wikipedia NIST
H2O2 12 30 Wikipedia NIST
H2O3S 4 2 Wikipedia NIST
H2O4S 25 74 Wikipedia NIST
[H2PO2]- 2 1 NIST
[H2PO3]- 1 1 NIST
[H2PO4]- 1 3 NIST
H2PPH2 Wikipedia NIST
[H2P]- 1 NIST
H2S 10 22 Wikipedia NIST
H2S(aq) 1 Wikipedia NIST
H2S2 1 NIST
H2S2O3 1 1 Wikipedia NIST
H2S2O4 1 NIST
H2S2O5 1 NIST
H2S2O6 1 NIST
H2S2O7 1 6 Wikipedia NIST
H2S2O8 2 1 NIST
H2S4O6 1 NIST
H2Se 3 1 Wikipedia NIST
H2SeO3 2 1 Wikipedia NIST
H2SeO4 1 Wikipedia NIST
[H2Se]- 1 NIST
H2SiF6(aq) 2 1 Wikipedia NIST
H2SO3 4 2 Wikipedia NIST
H2SO4 25 74 Wikipedia NIST
H2SO4(aq) 3 11 Wikipedia NIST
H2SO5 2 2 Wikipedia NIST
H2Te 1 2 Wikipedia NIST
H2TeO3 1 Wikipedia NIST
[H2]+ 2 1 NIST
H3Al 2 Wikipedia NIST
H3AsO4 1 NIST
H3B 2 Wikipedia NIST
H3BO3 10 9 Wikipedia NIST
[H3GeO4]- 1 1 NIST
[H3IO6]2- 1 NIST
[H3N2]- 1 NIST
H3P 6 2 Wikipedia NIST
H3PO2 2 2 Wikipedia NIST
H3PO3 8 1 Wikipedia NIST
H3PO4 8 7 Wikipedia NIST
H3Sb 7 1 Wikipedia NIST
[H3Si]- 1 NIST
[H3]+ 2 3 Wikipedia NIST
H4Ge 3 Wikipedia NIST
[H4IO6]- 1 1 NIST
H4P2O5 NIST
H4P2O6 1 NIST
H4P2O7 2 Wikipedia NIST
[H4P]+ 1 NIST
H4Si 5 Wikipedia NIST
Hadron, bosonic Wikipedia
Hadron, fermionic Wikipedia
Haem 1 Wikipedia NIST
Haemoglobin Wikipedia
Hafnia Wikipedia NIST
Hafnium Wikipedia NIST
Hafnium(III) bromide NIST
Hafnium(III) chloride NIST
Hafnium(III) iodide NIST
Hafnium(IV) bromide NIST
Hafnium(IV) chloride Wikipedia NIST
Hafnium(IV) fluoride NIST
Hafnium(IV) iodide NIST
Hafnium(IV) oxide Wikipedia NIST
Halite Wikipedia
Hallucinogen (generic) Wikipedia
alpha-Halo aldehyde or ketone (generic)
Haloalkane (AS/A2 generic) 2 Wikipedia
Halogen (AS/A2 generic) Wikipedia
Halogen (generic) Wikipedia
Halogen anion (AS/A2 generic) 1 Wikipedia
Halon 4 1 Wikipedia NIST
Halon 104 11 5 Wikipedia NIST
Hard Lewis acid (generic) Wikipedia
Hard Lewis base (generic) Wikipedia
Hard margarine 1 Wikipedia NIST
HArF 1 Wikipedia NIST
Harmotome Wikipedia
Hartshorn 1 Wikipedia NIST
[HAsO4]2- 1 1 NIST
Hassium Wikipedia NIST
Hausmannite 1 NIST
Haüyne Wikipedia
HBF4 2 1 Wikipedia NIST
HBF4 2 Wikipedia NIST
HBO2 2 1 Wikipedia NIST
HBr 22 20 Wikipedia NIST
HBr/CH3COOH 1 NIST
HBrO 4 1 Wikipedia NIST
HBrO3 2 Wikipedia NIST
HCCH 9 25 Wikipedia NIST
HCClF2 1 1 Wikipedia NIST
[HCC]- 1 2 NIST
HCHO 6 25 Wikipedia NIST
HCl 107 50 NIST
HCl(aq) 2 13 Wikipedia NIST
HCl(conc) 2 9 Wikipedia NIST
HClO 6 4 Wikipedia NIST
HClO2 2 Wikipedia NIST
HClO3 2 1 Wikipedia NIST
HClO4 4 1 Wikipedia NIST
HCN 5 18 Wikipedia NIST
HCo(CO)3 2 1 NIST
HCo(CO)4 1 1 NIST
[HCO3]- 4 5 NIST
HCOCl 1 NIST
HCONH2 2 2 Wikipedia NIST
HCOOCH3 2 5 Wikipedia NIST
HCOOH 7 2 Wikipedia NIST
HCOONa 5 2 Wikipedia NIST
HCOOR 1
[HCOO]- 1 Wikipedia NIST
[HCrO4]- NIST
HD 1 NIST
He 2 1 Wikipedia NIST
Heavy distillate 1 2 Wikipedia NIST
Heavy hydrogen 1 1 Wikipedia NIST
Heavy metal Lewis acid (generic) 4 Wikipedia
Heavy water 1 Wikipedia NIST
Helium 2 1 Wikipedia NIST
Helium 3 1 1 Wikipedia NIST
Helium 4 44 6 Wikipedia NIST
Helium family (generic) Wikipedia
Helonium ion 1 NIST
Hematite 1 Wikipedia
Hemiacetal (generic) 1 Wikipedia
Hemiketal (generic) 1 Wikipedia
Hemimorphite Wikipedia
Heneicosane 1 Wikipedia NIST
Hepta-5-ene-2,3-dicarboxylic anhydride 1 NIST
Heptane 1 NIST
Heptane, bicyclio[4.1.0] 1 NIST
Heroin 1 Wikipedia NIST
Heteroauxin Wikipedia NIST
5 Heterocycle (generic) Wikipedia
6 Heterocycle (generic) Wikipedia
Heterocycle, polycyclic (generic) Wikipedia
Heterogeneous mixture (generic) Wikipedia
Heulandite Wikipedia
Hexaamminochromium(III) ion 2 NIST
Hexaamminocobalt(II) ion 1 3 NIST
Hexaamminocobalt(III) ion 2 NIST
Hexaaquaaluminium complex ion 2 6 NIST
Hexaaquachromium(II) ion 3 NIST
Hexaaquachromium(III) ion 3 9 NIST
Hexaaquacobolt(II) ion 4 10 NIST
Hexaaquacopper(II) ion 3 8 NIST
Hexaaquairon(II) ion 3 10 NIST
Hexaaquairon(III) ion 6 9 NIST
Hexaaquamanganese(II) ion 5 NIST
Hexaaquavanadium(II) ion 4 NIST
Hexaaquavanadium(III) ion 2 1 NIST
Hexadecanoic acid 6 Wikipedia NIST
(9Z)-Hexadecenoic acid Wikipedia NIST
(2E, 4E)-Hexadiene 2 NIST
(2E, 4Z)-Hexadiene 2 NIST
Hexafluoroaluminate ion 1 NIST
Hexafluoroantimonate(V) 2 1 NIST
Hexafluoroarsinate ion 3 1 NIST
Hexafluoroethane 1 Wikipedia NIST
Hexafluoropalladium(IV) NIST
Hexafluoroplatinate ion 1 1 NIST
Hexafluorosilicate ion 2 2 NIST
Hexafluorosilicic acid (aqueous) 2 1 Wikipedia NIST
Hexafluorosulfur 5 Wikipedia NIST
4,4a,5,6,7,8- Hexahydro-2(3H)- naphthalenone 4 NIST
Hexahydrobenzoic acid 1 1 NIST
Hexahydroiron(II) ion 1 1 NIST
Hexahydroxychromium(III) ion 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
Hexamethylene 5 7 Wikipedia NIST
Hexamethylenediamine 1 1 Wikipedia NIST
Hexamethylenetetramine 1 2 Wikipedia NIST
Hexamethylphosphoramide Wikipedia NIST
Hexamethylphosphoric triamide Wikipedia NIST
Hexamine 1 2 Wikipedia NIST
Hexane 1 5 Wikipedia NIST
Hexane-1,6-diamine 1 1 Wikipedia NIST
Hexanedioic acid 4 3 Wikipedia NIST
6-Hexanolactone 1 Wikipedia NIST
1,3,5-Hexatriene NIST
HF 30 39 Wikipedia NIST
Hf Wikipedia NIST
(HF)6 1 Wikipedia NIST
HfBr3 NIST
HfBr4 NIST
HfCl3 NIST
HfCl4 Wikipedia NIST
HfF4 NIST
HfI3 NIST
HfI4 NIST
HfO2 Wikipedia NIST
HFO3S 2 2 Wikipedia NIST
Hg 4 1 Wikipedia NIST
Hg(NO3)2 1 1 Wikipedia NIST
Hg(OAc)2 1 Wikipedia NIST
Hg(ONC)2 2 Wikipedia NIST
Hg2+ 9 NIST
Hg2Br2 1 NIST
Hg2Cl2 1 1 Wikipedia NIST
Hg2F2 NIST
Hg2I2 1 NIST
Hg2O NIST
Hg2S 1 NIST
[Hg2]2+ 1 5 NIST
HgBr2 NIST
HgCl2 2 1 Wikipedia NIST
HgF2 Wikipedia NIST
HgI2 Wikipedia NIST
HgO 2 2 Wikipedia NIST
HgS 1 Wikipedia NIST
HgSO4 1 3 Wikipedia NIST
HI 12 13 Wikipedia NIST
HIO 5 Wikipedia NIST
HIO3 4 1 Wikipedia NIST
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
HMDA 1 1 Wikipedia NIST
HMPA Wikipedia NIST
HMPT Wikipedia NIST
HMX 1 Wikipedia NIST
HN3 2 3 Wikipedia NIST
HN=C=NH 2 3 Wikipedia NIST
HN=NH Wikipedia NIST
HNa 2 7 Wikipedia NIST
HNO2 9 10 Wikipedia NIST
HNO3 6 25 Wikipedia NIST
HNO3 (5 molar) 1 1 Wikipedia NIST
HNO3(aq) 3 3 Wikipedia NIST
HNO3(g) 1 1 Wikipedia NIST
HNO3, fuming 2 3 Wikipedia NIST
[HN]2- 1 Wikipedia NIST
Ho Wikipedia NIST
HO. 12 8 Wikipedia NIST
Ho2O3 Wikipedia NIST
HOBr 4 1 Wikipedia NIST
HoBr3 NIST
HOCH2CH2OH 6 9 Wikipedia NIST
HOCl 6 4 Wikipedia NIST
HoCl3 NIST
HOD 1 NIST
HOF 2 1 NIST
HoF3 NIST
HoI3 NIST
Holmia Wikipedia NIST
Holmium Wikipedia NIST
Holmium bromide NIST
Holmium chloride NIST
Holmium fluoride NIST
Holmium iodide NIST
Holmium(III) oxide Wikipedia NIST
Homberg's phosphorus 9 Wikipedia NIST
Homogeneous mixture (generic) Wikipedia
HONC 1 Wikipedia NIST
HONO 9 10 Wikipedia NIST
HOO. 1 5 NIST
HOOCCOOH 5 2 Wikipedia NIST
HOOH 12 30 Wikipedia NIST
[HOO]- 2 NIST
Horn silver Wikipedia
Hornblende Wikipedia
Host (generic) 1
Host-guest complex 1
[HO]+ 1 NIST
[HO]- 25 79 Wikipedia NIST
[HPO3]2- 1 Wikipedia NIST
[HPO4]2- 1 2 NIST
Hs Wikipedia NIST
HS. NIST
[HSeO3]- 1 1 NIST
[HSeO4]- NIST
[HSe]- 1 NIST
[HSiO3]- NIST
HSO3Cl 1 2 Wikipedia NIST
HSO3F 2 2 Wikipedia NIST
[HSO3]- 3 8 NIST
[HSO4]- 17 3 NIST
HSSH 1 NIST
[HSS]- 1 1 NIST
[HS]+ NIST
[HS]- 1 8 NIST
[HTeO3]- 1 1 NIST
[HTe]- 2 NIST
Humite series Wikipedia
[HXeO4]- 1 1 NIST
Hydracryonitrile 1 3 NIST
Hydrargyrum 4 1 Wikipedia NIST
Hydrated aluminium hydroxide 4 3 NIST
Hydrated oxonium ion 1 Wikipedia NIST
Hydrazide anion 1 NIST
Hydrazine 5 11 Wikipedia NIST
Hydrazine, 1° alkyl (generic) 1 Wikipedia
Hydrazine, 2,4-dinitrophenyl Wikipedia NIST
Hydrazine, alkyl (generic) Wikipedia
Hydrazine, mono-protonated NIST
Hydrazine, N,N-Dialkyl (generic) 1 Wikipedia
Hydrazine, phenyl 1 Wikipedia NIST
Hydrazinium ion NIST
Hydrazoic acid 2 3 Wikipedia NIST
Hydrazoic acid anion 5 Wikipedia NIST
Hydrazone (generic) 1 1 Wikipedia
Hydride donor Lewis acid reducing agent (generic)
Hydride ion 36 Wikipedia NIST
Hydride ion complex reducing agent (generic)
Hydridocarbide ion 1 2 NIST
Hydrochloric acid, aqueous 2 13 Wikipedia NIST
Hydrochloric acid, concentrated 2 9 Wikipedia NIST
Hydrofluoric acid.antimony(V) pentafluoride 2 Wikipedia NIST
Hydrogen 139 158 Wikipedia NIST
Hydrogen 1 3 7 Wikipedia
Hydrogen acetylide anion 1 2 NIST
Hydrogen arsenate ion 1 1 NIST
Hydrogen atom 20 10 Wikipedia NIST
Hydrogen azide 2 3 Wikipedia NIST
Hydrogen bond complex (generic) Wikipedia
Hydrogen bromide 22 20 Wikipedia NIST
Hydrogen bromide, 30% solution in acetic acid 1 NIST
Hydrogen carbide 14 32 Wikipedia NIST
Hydrogen carbide ion 1 2 NIST
Hydrogen carbonate ion 4 5 NIST
Hydrogen carbonyl radical 5 6 NIST
Hydrogen chloride 107 50 NIST
Hydrogen chromate ion NIST
Hydrogen citrate ion 1 1 NIST
Hydrogen cyanamide 2 3 Wikipedia NIST
Hydrogen cyanide 5 18 Wikipedia NIST
Hydrogen delivered equivalents 32 NIST
Hydrogen deuteride 1 NIST
Hydrogen deuterium oxide 1 NIST
Hydrogen difluoride ion 3 2 Wikipedia NIST
Hydrogen disulfide ion 1 1 NIST
Hydrogen family (generic) Wikipedia
Hydrogen fluoride 30 39 Wikipedia NIST
Hydrogen fluoride dimer 1 Wikipedia NIST
Hydrogen fluoride hexamer 1 Wikipedia NIST
Hydrogen fluoride/Fluoride ion Complex 3 2 Wikipedia NIST
Hydrogen fumarate ion 1 1 NIST
Hydrogen hydroxide 529 531 Wikipedia NIST
Hydrogen iodide 12 13 Wikipedia NIST
Hydrogen ion 77 547 Wikipedia NIST
Hydrogen malonate ion 1 1 NIST
Hydrogen o-phthalate ion 1 1 NIST
Hydrogen oxide 529 531 Wikipedia NIST
Hydrogen peroxide 12 30 Wikipedia NIST
Hydrogen peroxide anion 2 NIST
Hydrogen peroxide radical 1 5 NIST
Hydrogen peroxide radical anion 1 1 NIST
Hydrogen phosphate dianion 1 2 NIST
Hydrogen phosphite ion 1 1 NIST
Hydrogen radical 20 10 Wikipedia NIST
Hydrogen removal oxidising agent (generic)
Hydrogen selenate ion NIST
Hydrogen selenide 3 1 Wikipedia NIST
Hydrogen selenide ion 1 NIST
Hydrogen selenite ion 1 1 NIST
Hydrogen silicate ion NIST
Hydrogen succinate ion 1 1 NIST
Hydrogen sulfate ion 17 3 NIST
Hydrogen sulfenium ion NIST
Hydrogen sulfide 10 22 Wikipedia NIST
Hydrogen sulfide anion 1 8 NIST
Hydrogen sulfide, aqueous 1 Wikipedia NIST
Hydrogen sulfide radical NIST
Hydrogen sulfite ion 3 8 NIST
Hydrogen sulphate ion 17 3 NIST
Hydrogen sulphide anion 1 8 NIST
Hydrogen sulphide ion 10 22 Wikipedia NIST
Hydrogen tartrate ion 1 1 NIST
Hydrogen telluride 1 2 Wikipedia NIST
Hydrogen telluride anion 2 NIST
Hydrogen tellurite ion 1 1 NIST
Hydrogen, ortho 1 Wikipedia NIST
Hydrogen, para Wikipedia NIST
Hydrogen, protonated 2 3 Wikipedia NIST
Hydrogenation reduction system (generic) Wikipedia
Hydrogenic ion 2 3 Wikipedia NIST
Hydrogenol 529 531 Wikipedia NIST
Hydrohydroxynitroyl (generic)
Hydron 77 547 Wikipedia NIST
Hydronitroyl (generic)
Hydronium ion, [H3O]+ 5 5 NIST
Hydronium ion, [H3]+ 2 3 Wikipedia NIST
Hydroperoxy radical 1 5 NIST
Hydroquinone 2 Wikipedia NIST
Hydroxide ion 25 79 Wikipedia NIST
Hydroxy acid anion (generic)
Hydroxy acid, protonated (generic)
beta-Hydroxy aldehyde (generic) 2
Hydroxy alkoxy carbenium ion (generic) 1
beta-Hydroxy amine (generic) 1
2-Hydroxy benzoic acid 1 2 Wikipedia NIST
Hydroxy carbenium ion 1 NIST
Hydroxy cation 1 NIST
beta-Hydroxy ether (generic) 1
Hydroxy radical 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 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
Hydroxydialkoxy carbenium ion (generic) 1
Hydroxyethanoic acid 2 Wikipedia NIST
2-Hydroxyethyl ethanoate 1 1 NIST
Hydroxyfumaric acid 1 1 Wikipedia NIST
2-Hydroxyisobutylnitrile 1 1 NIST
Hydroxyl radical 12 8 Wikipedia NIST
Hydroxylamine 1 7 Wikipedia NIST
Hydroxylamine (generic) Wikipedia
Hydroxylamine hydrochloride 1 Wikipedia NIST
Hydroxylamine, protonated 4 NIST
Hydroxymaleic acid 1 1 Wikipedia NIST
Hydroxymethyl carbenium ion 1 NIST
1-Hydroxynaphthalene 2 NIST
Hydroxynitrile (AS/A2 generic) 2 Wikipedia
Hydroxynitrile (generic) 1
Hydroxynitrile (generic) 2
3-Hydroxynitrobenzene 1 NIST
4-Hydroxynitrobenzene 1 Wikipedia NIST
Hydroxynitroyl (generic)
2-Hydroxypentanenitrile 1 NIST
4-(1-(4-Hydroxyphenyl)-1-methylethyl)phenol 1 1 Wikipedia NIST
N-(-4-hydroxyphenyl)ethanamide Wikipedia NIST
Hydroxyphosphane, alkyl (generic)
Hydroxyphosphane, dialkyl (generic)
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
beta-Hydroxythioether (generic) 1
Hypersthene Wikipedia
Hypnotic (generic) Wikipedia
Hypo 5 4 Wikipedia NIST
Hypobromite ion 1 2 NIST
Hypobromous acid 4 1 Wikipedia NIST
Hypochlorite ion 2 5 Wikipedia NIST
Hypochlorous acid 6 4 Wikipedia NIST
Hypochlorous anhydride 1 3 Wikipedia NIST
Hypoflourite ion 1 NIST
Hypofluouous acid 2 1 NIST
Hypoiodite ion 1 3 NIST
Hypoiodous acid 5 Wikipedia NIST
Hyponitrite ion NIST
Hypophosphite ion 2 1 NIST
Hypophosphoric acid 1 NIST
Hypophosphorous acid 2 2 Wikipedia NIST
Hyriodic acid 12 13 Wikipedia NIST


© Mark R. Leach 1999 –


Queries, Suggestions, Bugs, Errors, Typos...

If you have any:

Queries
Comments
Suggestions
Suggestions for links
Bug, typo or grammatical error reports about this page,

please contact Mark R. Leach, the author, using mark@meta-synthesis.com