Interactions | Reactions | Processes
Warning: Undefined variable $contentTYPE in /home/www/chemthes/rxn.php on line 104
Classified as: Type 3 Lewis Acid/Base Complexation Chemistry
Warning: Undefined variable $contentTEXT in /home/www/chemthes/rxn.php on line 234
Type 3 complexes form when Proton Lewis acids complex with Lobe-HOMO (lone-pair) Lewis bases. The resulting complexes are Brønsted acids.
In fact the vast majority of organic and inorganic Brønsted acids are Type 3 complexes. The pKa values of Type 3 complex species may vary from less than -12 (HI) to greater than 70 (tertiary alkanes), ie by more than 80 orders of magnitude! For more information look in the Chemogenesis webbook sections on Lewis acids and Lewis bases and the Lewis acid/base interaction matrix.
H+ |
+ |
[H2As]– |
H3As |
H+ |
+ |
Br– |
HBr |
H+ |
+ |
Cl– |
HCl |
H+ |
+ |
F– |
HF |
H+ |
+ |
I– |
HI |
H+ |
+ |
N≡C–CH2– |
CH3CN |
H+ |
+ |
R–CN |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[NH2–NH]– |
H2N–NH2 |
H+ |
+ |
[H2N]– |
NH3 |
H+ |
+ |
R2NH |
H+ |
+ |
CH3CH2NH2 |
H+ |
+ |
[CH3–NH]– |
CH3NH2 |
H+ |
+ |
[(CH3)2N]– |
(CH3)2NH |
H+ |
+ |
[SO4]2– |
[HSO4]– |
H+ |
+ |
[C2O4]2– |
H+ |
+ |
[H3IO6]2– |
[H4IO6]– |
H+ |
+ |
[HPO3]2– |
[H3PO4]– |
H+ |
+ |
H+ |
+ |
[HPO4]2– |
[H2PO4]– |
H+ |
+ |
[HAsO4]2– |
[H2AsO4]– |
H+ |
+ |
[SeO3]2– |
[HSeO3]– |
H+ |
+ |
H+ |
+ |
[TeO3]2– |
[HTeO3]– |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[CO3]2– |
[HCO3]– |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[AsO4]3– |
[HAsO4]2– |
H+ |
+ |
[PO4]3– |
[HPO4]2– |
H+ |
+ |
[H2GeO4]2– |
[H3GeO4]– |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
RCOO– |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[CH3COO]– |
CH3COOH |
H+ |
+ |
[(CH3)3C–O]– |
(CH3)3COH |
H+ |
+ |
R–CH2O– |
RCH2OH |
H+ |
+ |
CH3OH |
H+ |
+ |
[HOO]– |
HOOH |
H+ |
+ |
[OH]– |
H2O |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[H2P]– |
PH3 |
H+ |
+ |
S2– |
[HS]– |
H+ |
+ |
H+ |
+ |
–S–S– |
[HSS]– |
H+ |
+ |
[HS]– |
H2S |
H+ |
+ |
[R–S]– |
R–SH |
H+ |
+ |
[CH3CH2S]– |
CH3CH2SH |
H+ |
+ |
[H2Sb]– |
H3Sb |
H+ |
+ |
[HSe]– |
H2Se |
H+ |
+ |
[HTe]– |
H2Te |
H+ |
+ |
R–TeH |
R–TeH |
H+ |
+ |
H2C=CH2 |
[CH3CH2]+ |
H+ |
+ |
HCHO |
H+ |
+ |
NH3 |
[NH4]+ |
H+ |
+ |
R–NH2 |
[R–NH3]+ |
H+ |
+ |
R2NH |
[R2NH2]+ |
H+ |
+ |
R3N |
[R3NH]+ |
H+ |
+ |
H2O |
[H3O]+ |
H+ |
+ |
RCH2OH |
[RCH2OH2]+ |
H+ |
+ |
[R2OH]+ |
H+ |
+ |
H2S |
[SH3]+ |
H+ |
+ |
R2S |
[R2SH]+ |
H+ |
+ |
Ar |
[ArH]+ |
H+ |
+ |
H+ |
+ |
[R2As]– |
R2AsH |
H+ |
+ |
(CH3H2)3As |
[(CH3CH2)3AsH]+ |
H+ |
+ |
H3As |
[AsH4]+ |
H+ |
+ |
R3As |
[R3AsH]+ |
H+ |
+ |
HCl |
[ClH2]+ |
H+ |
+ |
RBr |
[R–BrH]+ |
H+ |
+ |
HBr |
[BrH2]+ |
H+ |
+ |
H+ |
+ |
[(CN)3C]– |
(CN)3CH |
H+ |
+ |
[(NO2)2CH]– |
(NO2)2CH2 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[CN]– |
HCN |
H+ |
+ |
H+ |
+ |
R–NO2 |
H+ |
+ |
H+ |
+ |
[(CN)2CH]– |
(CN)2CH2 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
HC≡C– |
HC≡CH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H2C=CH2 |
H+ |
+ |
H+ |
+ |
[CH3]– |
CH4 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[CH3CH2]– |
CH3CH3 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[R3C]– |
H+ |
+ |
[(CH3)3C]– |
H+ |
+ |
RCl |
[R–ClH]+ |
H+ |
+ |
HF |
[FH2]+ |
H+ |
+ |
R–F |
[R–FH]+ |
H+ |
+ |
[R3Ge]– |
R3GeH |
H+ |
+ |
[H3Ge]– |
GeH4 |
H+ |
+ |
HI |
[IH2]+ |
H+ |
+ |
R–I |
[R–IH]+ |
H+ |
+ |
Kr |
[KrH]+ |
H+ |
+ |
[N3]– |
HN3 |
H+ |
+ |
[NCO]– |
HNCO |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
CH3CN |
H+ |
+ |
R–CN |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H2N–OH |
[H3N-OH]+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
(CH3)3N |
[(CH3)3NH]+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
CH3CH2NH2 |
[CH3CH2NH3]+ |
H+ |
+ |
CH3NH2 |
[CH3NH3]+ |
H+ |
+ |
(CH3CH2)3N |
[(CH3CH2)3NH]+ |
H+ |
+ |
(CH3)2NH |
[(CH3)2NH2]+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
Ne |
[NeH]+ |
H+ |
+ |
PH3 |
[PH4]+ |
H+ |
+ |
R3P |
[R3PH]+ |
H+ |
+ |
(CH3CH2)3P |
[(CH3CH2)3PH]+ |
H+ |
+ |
(CH3)3P |
[(CH3)3PH]+ |
H+ |
+ |
H+ |
+ |
[SCN]– |
N≡C–SH |
H+ |
+ |
H+ |
+ |
CH3CH2SH |
[CH3CH2SH2]+ |
H+ |
+ |
CH3–SH |
[CH3–SH2]+ |
H+ |
+ |
[CH3–S]– |
CH3–SH |
H+ |
+ |
R–SH |
[R–SH2]+ |
H+ |
+ |
H+ |
+ |
(CH3)2S |
[(CH3)2SH]+ |
H+ |
+ |
(CH3CH2)2S |
[(CH3CH2)2SH]+ |
H+ |
+ |
[R–SO2]– |
H+ |
+ |
[HSS]– |
HSSH |
H+ |
+ |
H+ |
+ |
H3Sb |
[SbH4]+ |
H+ |
+ |
H+ |
+ |
H2Se |
[SeH3]+ |
H+ |
+ |
H+ |
+ |
[H3Si]– |
SiH4 |
H+ |
+ |
[R3Si]– |
R3SiH |
H+ |
+ |
H2Te |
[TeH3]+ |
H+ |
+ |
H+ |
+ |
R–TeH |
[R–TeH2]+ |
H+ |
+ |
H2Te |
[R2TeH]+ |
H+ |
+ |
[ClO4]– |
HClO4 |
H+ |
+ |
[HSO4]– |
H2SO4 |
H+ |
+ |
[FSO3]– |
HSO3F |
H+ |
+ |
[CF3SO3]– |
CF3SO3H |
H+ |
+ |
[NO3]– |
HNO3 |
H+ |
+ |
[CF3COO]– |
CF3COOH |
H+ |
+ |
H+ |
+ |
[CCl3COO]– |
CCl3COOH |
H+ |
+ |
H+ |
+ |
+ |
H2O |
H+ |
+ |
[IO3]– |
HIO3 |
H+ |
+ |
[NH2SO3]– |
H2NSO3H |
H+ |
+ |
H+ |
+ |
[CHCl2COO]– |
CHCl2COOH |
H+ |
+ |
[H4IO6]– |
H5IO6 |
H+ |
+ |
H+ |
+ |
[H3PO4]– |
H3PO3 |
H+ |
+ |
CH3CH2COOH |
H+ |
+ |
[ClO2]– |
HClO2 |
H+ |
+ |
[H2PO2]– |
H3PO2 |
H+ |
+ |
H+ |
+ |
[H2PO4]– |
H3PO4 |
H+ |
+ |
[H2AsO4]– |
+ |
H2O |
H3AsO4 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[HSeO3]– |
H2SeO3 |
H+ |
+ |
[HTeO3]– |
H2TeO3 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[ClCH2COO]– |
CH2ClCOOH |
H+ |
+ |
[BrCH2COO]– |
CH2BrCOOH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[ICH2COO]– |
CH2ICOOH |
H+ |
+ |
[NO2]– |
HNO2 |
H+ |
+ |
H+ |
+ |
[HCOO]– |
HCOOH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
CH3COOH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[HCO3]– |
H2CO3 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[ClO]– |
HClO |
H+ |
+ |
H+ |
+ |
[BrO]– |
HOBr |
H+ |
+ |
[HSO3]– |
H2SO3 |
H+ |
+ |
[SO3]2– |
[HSO3]– |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
CH3–NO2 |
H+ |
+ |
RCHO |
H+ |
+ |
CH3CHO |
H+ |
+ |
H+ |
+ |
H+ |
+ |
RCOO– |
RCOOH |
H+ |
+ |
RCOOH |
H+ |
+ |
[H3GeO4]– |
H4GeO4 |
H+ |
+ |
[IO]– |
HOI |
H+ |
+ |
CCl3CH2OH |
H+ |
+ |
CF3CH2OH |
H+ |
+ |
HC≡CCH2OH |
H+ |
+ |
[ROO]– |
ROOH |
H+ |
+ |
[CH3–O]– |
CH3OH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
CH3CH2OH |
H+ |
+ |
CH3CH2O– |
CH3CH2OH |
H+ |
+ |
(CH3)3COH |
H+ |
+ |
H+ |
+ |
[(CH3)2CH–O]– |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
R–CH3 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
RO– |
R–OH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
CH2 |
[CH3]+ |
H+ |
+ |
H+ |
+ |
Base– Proton abstractor |
Base-H Protonated base |
H+ |
+ |
Base: Proton abstractor |
H+ |
+ |
H+ |
+ |
H+ |
+ |
R3COH |
H+ |
+ |
H+ |
+ |
H+ |
+ |
[BF4]– |
HBF4(aq) |
H+ |
+ |
H+ |
+ |
Cl– |
HCl(aq) |
H+ |
+ |
Cl– |
+ |
H2O |
HCl(conc) |
H+ |
+ |
[HSO4]– |
H2SO4(aq) |
H+ |
+ |
[NO3]– |
HNO3(aq) |
H+ |
+ |
[CH3COO]– |
+ |
H2O |
CH3COOH(aq) |
H+ |
+ |
[NO3]– |
HNO3 5 molar |
+ |
H+ |
+ |
R–C≡C– |
R–C≡C–H |
H+ |
+ |
[R–S–CH2]– |
R–S–CH3 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
3 |
H+ |
+ |
3 |
3 |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
H+ |
+ |
–C≡C– |
HC≡C– |
4 |
H+ |
+ |
C4– |
CH4 |
H+ |
+ |
[BO2]– [B3O6]3– |
HBO2 |
2 |
H+ |
+ |
2 |
H+ |
+ |
2 |
H+ |
+ |
2 |
H+ |
+ |
2 |
HF |
H+ |
+ |
[FHF]– |
H+ |
+ |
[FO]– |
HOF |
H+ |
+ |
[ClO3]– |
HClO3 |
H+ |
+ |
[BrO3]– |
HBrO3 |
H+ |
+ |
[IO4]– |
HIO4 |
H+ |
+ |
CH4 |
[CH5]+ |
H+ |
+ |
CO |
[NO]+ |
+ |
H+ |
+ |
[SO4]2– |
NOHSO4 |
2 |
H+ |
+ |
[SiF6]2– |
H2SiF6(aq) |
H+ |
+ |
[O=N=C]– |
H–O=N=C |
HNO3 |
+ |
H2SO4 |
+ |
[HSO4]– |
HNO3|H2SO4 concentrated |
+ |
[HSO4]– |
© Mark R. Leach 1999 –
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Bug, typo or grammatical error reports about this page,please contact Mark R. Leach, the author, using mark@meta-synthesis.com