|
Кислота |
К1 |
К2 |
К3 |
|
HI |
1·1011 |
|
|
|
HBr |
1·109 |
|
|
|
HCl |
1·107 |
|
|
|
H2SO4 |
1·103 |
1,2·10-2 |
|
|
HNO3 |
4,36·10 |
|
|
|
HClO4 |
3,8·10 |
|
|
|
CCl3COOH |
2,2·10-2 |
|
|
|
H2SO3 |
1,58·10-2 |
6,31·10-8 |
|
|
H3PO4 |
7,52·10-3 |
6,31·10-8 |
1,26·10-12 |
|
HF |
6,61·10-4 |
|
|
|
HNO2 |
4·10-4 |
|
|
|
HCOOH |
1,77·10-4 |
|
|
|
CH3COOH |
1,754·10-5 |
|
|
|
H2CO3 |
4,45·10-7 |
4,69·10-11 |
|
|
H2S |
6·10-8 |
1·10-14 |
|
|
HClO |
5,01·10-8 |
|
|
|
HCN |
7,9·10-10 |
|
|
|
H4SiO4 |
1,6·10-10 |
1,9·10-12 |
|
|
C6H5OH |
1,0·10-10 |
|
|
|
H2O |
1,8·10-16 |
|
|
|
Основание |
К1 |
К2 |
К3 |
|
KOH |
2,9 |
|
|
|
NaOH |
1,5 |
|
|
|
LiOH |
0,44 |
|
|
|
Ba(OH)2 |
|
0,23 |
|
|
Sr(OH)2 |
|
0,15 |
|
|
Ca(OH)2 |
|
4,3·10-2 |
|
|
Mg(OH)2 |
|
2,5·10-3 |
|
|
Fe(OH)2 |
1,2·10-2 |
5,5·10-8 |
|
|
CH3NH2 |
4,2·10-4 |
|
|
|
NH3 |
1,7·10-5 |
|
|
|
Zn(OH)2 |
1,3·10-5 |
4,9·10-7 |
|
|
Al(OH)3 |
8,3·10-9 |
2,1·10‑9 |
1,0·10-9 |
|
C6H5NH2 |
3,8·10-10 |
|
|
|
Fe(OH)3 |
4,8·10-11 |
1,8·10‑11 |
1,5·10-12 |