Annexe L | Produits de solubilité des sels communs
|
Substance |
Ksp à 25 °C |
|
Aluminium |
|
|
Al(OH)3 |
2 × 10-32 |
|
Argent |
|
|
12
Ag2O (Ag+ + OH–) |
2 × 10−8 |
|
AgCl |
1,77 × 10-10 |
|
AgBr |
5,35 × 10-13 |
|
AgI |
8,52 × 10-17 |
|
AgCN |
5,97 × 10-17 |
|
AgSCN |
1,03 × 10-12 |
|
Ag2S |
1,6 × 10−49 |
|
Ag2CO3 |
8,46 × 10-12 |
|
Ag2CrO4 |
1,12 × 10-12 |
|
Ag4Fe(CN)6 |
1,55 × 10−41 |
|
Ag2SO4 |
1,20 × 10-5 |
|
Ag3PO4 |
8,89 × 10-17 |
|
Baryum |
|
|
BaCO3 |
2,58 × 10-9 |
|
BaC2O4∙2H2O |
1,1 × 10-7 |
|
BaSO4 |
1,08 × 10-10 |
|
BaCrO4 |
1,17 × 10-10 |
|
BaF2 |
1,84 × 10-7 |
|
Ba(OH)2∙8H2O |
2,55 × 10-4 |
|
Ba3(PO4)2 |
6 × 10-39 |
|
Ba3(AsO4)2 |
1,1 × 10-13 |
|
Bismuth |
|
|
BiO(OH) |
4 × 10-10 |
|
BiOCl |
1,8 × 10-31 |
|
Bi2S3 |
1 × 10-97 |
|
Cadmium |
|
|
Cd(OH)2 |
7,2 × 10-15 |
|
CdS |
1,0 × 10-28 |
|
CdCO3 |
1,0 × 10-12 |
|
Calcium |
|
|
Ca(OH)2 |
5,02 × 10-6 |
|
CaCO3 |
3,36 × 10-9 |
|
CaSO4∙2H2O |
3,14 × 10-5 |
|
CaC2O4∙H2O |
2,32 × 10-9 |
|
Ca3(PO4)2 |
2,07 × 10-33 |
|
CaHPO4 |
7 × 10-7 |
|
CaF2 |
3,45 × 10-11 |
|
Chrome |
|
|
Cr(OH)3 |
6,7 × 10-31 |
|
Cobalt |
|
|
Co(OH)2 |
5,92 × 10-15 |
|
CdS (α) |
5 × 10-22 |
|
CdS (β) |
3 × 10-26 |
|
CoCO3 |
1,4 × 10-13 |
|
Co(OH)3 |
2,5 × 10-43 |
|
Cuivre |
|
|
CuCl |
1,72 × 10-7 |
|
CuBr |
6,27 × 10-9 |
|
CuI |
1,27 × 10-12 |
|
CuSCN |
1,77 × 10-13 |
|
Cu2S |
2,5 × 10-48 |
|
Cu(OH)2 |
2,2 × 10-20 |
|
CuS |
8,5 × 10-45 |
|
CuCO3 |
2,5 × 10−10 |
|
Étain |
|
|
Sn(OH)2 |
5,45 × 10-27 |
|
SnS |
1 × 10−26 |
|
Sn(OH)4 |
1,0 × 10−57 |
|
Fer |
|
|
Fe(OH)2 |
4,87 × 10-17 |
|
FeCO3 |
3,13 × 10-11 |
|
FeS |
3,7 × 10−19 |
|
Fe(OH)3 |
2,79 × 10-39 |
|
Magnésium |
|
|
Mg(OH)2 |
5,61 × 10-12 |
|
MgCO3∙3H2O |
2,38 × 10-6 |
|
MgNH4PO4 |
3 × 10−13 |
|
MgF2 |
5,16 × 10-11 |
|
MgC2O4 |
7 × 10−7 |
|
Manganèse |
|
|
Mn(OH)2 |
2 × 10−13 |
|
MnCO3 |
2,24 × 10-11 |
|
MnS |
2,3 × 10−13 |
|
Mercure |
|
|
Hg2O∙H2O |
3,6 × 10−26 |
|
Hg2Cl2 |
1,43 × 10-18 |
|
Hg2Br2 |
6,40 × 10-23 |
|
Hg2I2 |
5,2 × 10-29 |
|
Hg2CO3 |
3,6 × 10-17 |
|
Hg2SO4 |
6,5 × 10-7 |
|
Hg2S |
1,0 × 10−47 |
|
Hg2CrO4 |
2 × 10−9 |
|
HgS |
1,6 × 10−54 |
|
Nickel |
|
|
Ni(OH)2 |
5,48 × 10-16 |
|
NiCO3 |
1,42 × 10-7 |
|
NiS (α) |
4 × 10−20 |
|
NiS (β) |
1,3 × 10−25 |
|
Plomb |
|
|
Pb(OH)2 |
1,43 × 10-20 |
|
PbF2 |
3,3 × 10-8 |
|
PbCl2 |
1,70 × 10-5 |
|
PbBr2 |
6,60 × 10-6 |
|
PbI2 |
9,8 × 10-9 |
|
PbCO3 |
7,40 × 10-14 |
|
PbS |
7 × 10−29 |
|
PbCrO4 |
2 × 10−16 |
|
PbSO4 |
1,3 × 10−8 |
|
Pb3(PO4)2 |
1 × 10−54 |
|
Potassium |
|
|
KClO4 |
1,05 × 10-2 |
|
K2PtCl6 |
7,48 × 10-6 |
|
KHC4H4O6 |
3 × 10−4 |
|
Strontium |
|
|
Sr(OH)2∙8H2O |
3,2 × 10−4 |
|
SrCO3 |
5,60 × 10-10 |
|
SrCrO4 |
3,6 × 10−5 |
|
SrSO4 |
3,44 × 10-7 |
|
SrC2O4∙H2O |
4 × 10−7 |
|
Thallium |
|
|
TlCl |
1,86 × 10-4 |
|
TlSCN |
1,57 × 10-4 |
|
Tl2S |
6 × 10−22 |
|
Tl(OH)3 |
1,68 × 10-44 |
|
Zinc |
|
|
ZnCO3 |
1,46 × 10-10 |
RÉFÉRENCE
1) “Solubility Product Constants of Inorganic Salts” dans le CRC Handbook of Chemistry and Physics, 100e édition (version Internet 2019), John R. Rumble, éd., CRC Press/Taylor & Francis, Boca Raton, FL.
