Appendices

Table of Contents

This page contains several tables detailing the standard solubility products for several different substances. The table has been separated by substance, as listed below:

Aluminum Chromium Magnesium Silver
Barium Cobalt Manganese Strontium
Bismuth Copper Mercury Thallium
Cadmium Iron Nickel Tin
Calcium Lead Potassium Zinc

Aluminum

Substance Ksp at 25 °C
Al(OH)3 2 × 10-32

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Barium

Substance Ksp at 25 °C
BaCO3 1.6 × 10-9
BaC2O4•2H2O 1.1 × 10-7
BaSO4 2.3 × 10-8
BaCrO4 8.5 × 10-11
BaF2 2.4 × 10-5
Ba(OH)2•8H2O 5.0 × 10-3
Ba3(PO4)2 6 × 10-39
Ba3(AsO4)2 1.1 × 10-13

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Bismuth

Substance Ksp at 25 °C
BiO(OH) 4 × 10-10
BiOCl 1.8 × 10-31
Bi2S3 1 × 10-97

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Cadmium

Substance Ksp at 25 °C
Cd(OH)2 5.9 × 10-15
CdS 1.0 × 10-28
CdCO3 5.2 × 10-12

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Calcium

Substance Ksp at 25 °C
Ca(OH)2 1.3 × 10-6
CaCO3 8.7 × 10-9
CaSO4•2H2O 6.1 × 10-5
CaC2O4•H2O 1.96 × 10-8
Ca3(PO4)2 1.3 × 10-32
CaHPO4 7 × 10-7
CaF2 4.0 × 10-11

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Chromium

Substance Ksp at 25 °C
Cr(OH)3 6.7 × 10-31

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Cobalt

Substance Ksp at 25 °C
Co(OH)2 2.5 × 10-16
CoS(α) 5 × 10-22
CoS(β) 3 × 10-26
CoCO3 1.4 × 10-13
Co(OH)3 2.5 × 10-43

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Copper

Substance Ksp at 25 °C
CuCl 1.2 × 10-6
CuBr 6.27 × 10-9
CuI 1.27 × 10-12
CuSCN 1.6 × 10-11
Cu2S 2.5 × 10-48
Cu(OH)2 2.2 × 10-20
CuS 8.5 × 10-45
CuCO3 2.5 × 10-10

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Iron

Substance Ksp at 25 °C
Fe(OH)2 1.8 × 10-15
FeCO3 2.1 × 10-11
FeS 3.7 × 10-19
Fe(OH)3 4 × 10-38

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Lead

Substance Ksp at 25 °C
Pb(OH)2 1.2 × 10-15
PbF2 4 × 10-8
PbCl2 1.6 × 10-5
PbBr2 4.6 × 10-6
PbI2 1.4 × 10-8
PbCO3 1.5 × 10-15
PbS 7 × 10-29
PbCrO4 2 × 10-16
PbSO4 1.3 × 10-8
Pb3(PO4)2 1 × 10-54

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Magnesium

Substance Ksp at 25 °C
Mg(OH)2 8.9 × 10-12
MgCO3•3H2O ca1 × 10-5
MgNH4PO4 3 × 10-13
MgF2 6.4 × 10-9
MgC2O4 7 × 10-7

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Manganese

Substance Ksp at 25 °C
Mn(OH)2 2 × 10-13
MnCO3 8.8 × 10-11
MnS 2.3 × 10-13

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Mercury

Substance Ksp at 25 °C
Hg2O•H2O 3.6 × 10-26
Hg2Cl2 1.1 × 10-18
Hg2Br2 1.3 × 10-22
Hg2I2 4.5 × 10-29
Hg2CO3 9 × 10-15
Hg2SO4 7.4 × 10-7
Hg2S 1.0 × 10-47
Hg2CrO4 2 × 10-9
HgS 1.6 × 10-54

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Nickel

Substance Ksp at 25 °C
Ni(OH)2 1.6 × 10-16
NiCO3 1.4 × 10-7
NiS(α) 4 × 10-20
NiS(β) 1.3 × 10-25

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Potassium

Substance Ksp at 25 °C
KClO4 1.05 × 10-2
K2PtCl6 7.48 × 10-6
KHC4H4O6 3 × 10-4

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Silver

Substance Ksp at 25 °C
[latex]\ce{^{1}_{2}Ag2O(Ag+ + OH^-)}[/latex] 2 × 10-8
AgCl 1.6 × 10-10
AgBr 5.0 × 10-13
AgI 1.5 × 10-16
AgCN 1.2 × 10-16
AgSCN 1.0 × 10-12
Ag2S 1.6 × 10-49
Ag2CO3 8.1 × 10-12
Ag2CrO4 9.0 × 10-12
Ag4Fe(CN)6 1.55 × 10-41
Ag2SO4 1.2 × 10-5
Ag3PO4 1.8 × 10-18

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Strontium

Substance Ksp at 25 °C
Sr(OH)2•8H2O 3.2 × 10-4
SrCO3 7 × 10-10
SrCrO4 3.6 × 10-5
SrSO4 3.2 × 10-7
SrC2O4•H2O 4 × 10-7

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Thallium

Substance Ksp at 25 °C
TlCl 1.7 × 10-4
TlSCN 1.6 × 10-4
Tl2S 6 × 10-22
Tl(OH)3 6.3 × 10-46

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Tin

Substance Ksp at 25 °C
Sn(OH)2 3 × 10-27
SnS 1 × 10-26
Sn(OH)4 1.0 × 10-57

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Zinc

Substance Ksp at 25 °C
ZnCO3 2 × 10-10

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