Solubility Products

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 [latex]2\times{10}^{-32}[/latex]

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Barium

Substance Ksp at 25 °C
BaCO3 [latex]1.6 \times {10}^{-9}[/latex]
BaC2O4•2H2O [latex]1.1 \times {10}^{-7}[/latex]
BaSO4 [latex]2.3 \times {10}^{-8}[/latex]
BaCrO4 [latex]8.5 \times {10}^{-11}[/latex]
BaF2 [latex]2.4 \times {10}^{-5}[/latex]
Ba(OH)2•8H2O [latex]5.0 \times {10}^{-3}[/latex]
Ba3(PO4)2 [latex]6 \times {10}^{-39}[/latex]
Ba3(AsO4)2 [latex]1.1 \times {10}^{-13}[/latex]

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Bismuth

Substance Ksp at 25 °C
BiO(OH) [latex]4 \times {10}^{-10}[/latex]
BiOCl [latex]1.8 \times {10}^{-31}[/latex]
Bi2S3 [latex]1 \times {10}^{-97}[/latex]

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Cadmium

Substance Ksp at 25 °C
Cd(OH)2 [latex]5.9 \times {10}^{-15}[/latex]
CdS [latex]1.0 \times {10}^{-28}[/latex]
CdCO3 [latex]5.2 \times {10}^{-12}[/latex]

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Calcium

Substance Ksp at 25 °C
Ca(OH)2 [latex]1.3 \times {10}^{-6}[/latex]
CaCO3 [latex]8.7 \times {10}^{-9}[/latex]
CaSO4•2H2O [latex]6.1 \times {10}^{-5}[/latex]
CaC2O4•H2O [latex]1.96 \times {10}^{-8}[/latex]
Ca3(PO4)2 [latex]1.3 \times {10}^{-32}[/latex]
CaHPO4 [latex]7 \times {10}^{-7}[/latex]
CaF2 [latex]4.0 \times {10}^{-11}[/latex]

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Chromium

Substance Ksp at 25 °C
Cr(OH)3 [latex]6.7 \times {10}^{-31}[/latex]

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Cobalt

Substance Ksp at 25 °C
Co(OH)2 [latex]2.5 \times {10}^{-16}[/latex]
CoS(α) [latex]5 \times {10}^{-22}[/latex]
CoS(β) [latex]3 \times {10}^{-26}[/latex]
CoCO3 [latex]1.4 \times {10}^{-13}[/latex]
Co(OH)3 [latex]2.5 \times {10}^{-43}[/latex]

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Copper

Substance Ksp at 25 °C
CuCl [latex]1.2 \times {10}^{-6}[/latex]
CuBr [latex]6.27 \times {10}^{-9}[/latex]
CuI [latex]1.27 \times {10}^{-12}[/latex]
CuSCN [latex]1.6 \times {10}^{-11}[/latex]
Cu2S [latex]2.5 \times {10}^{-48}[/latex]
Cu(OH)2 [latex]2.2 \times {10}^{-20}[/latex]
CuS [latex]8.5 \times {10}^{-45}[/latex]
CuCO3 [latex]2.5 \times {10}^{-10}[/latex]

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Iron

Substance Ksp at 25 °C
Fe(OH)2 [latex]1.8 \times {10}^{-15}[/latex]
FeCO3 [latex]2.1 \times {10}^{-11}[/latex]
FeS [latex]3.7 \times {10}^{-19}[/latex]
Fe(OH)3 [latex]4 \times {10}^{-38}[/latex]

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Lead

Substance Ksp at 25 °C
Pb(OH)2 [latex]1.2 \times {10}^{-15}[/latex]
PbF2 [latex]4 \times {10}^{-8}[/latex]
PbCl2 [latex]1.6 \times {10}^{-5}[/latex]
PbBr2 [latex]4.6 \times {10}^{-6}[/latex]
PbI2 [latex]1.4 \times {10}^{-8}[/latex]
PbCO3 [latex]1.5 \times {10}^{-15}[/latex]
PbS [latex]7 \times {10}^{-29}[/latex]
PbCrO4 [latex]2 \times {10}^{-16}[/latex]
PbSO4 [latex]1.3 \times {10}^{-8}[/latex]
Pb3(PO4)2 [latex]1 \times {10}^{-54}[/latex]

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Magnesium

Substance Ksp at 25 °C
Mg(OH)2 [latex]8.9 \times {10}^{-12}[/latex]
MgCO3•3H2O [latex]ca1 \times {10}^{-5}[/latex]
MgNH4PO4 [latex]3 \times {10}^{-13}[/latex]
MgF2 [latex]6.4 \times {10}^{-9}[/latex]
MgC2O4 [latex]7 \times {10}^{-7}[/latex]

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Manganese

Substance Ksp at 25 °C
Mn(OH)2 [latex]2 \times {10}^{-13}[/latex]
MnCO3 [latex]8.8 \times {10}^{-11}[/latex]
MnS [latex]2.3 \times {10}^{-13}[/latex]

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Mercury

Substance Ksp at 25 °C
Hg2O•H2O [latex]3.6 \times {10}^{-26}[/latex]
Hg2Cl2 [latex]1.1 \times {10}^{-18}[/latex]
Hg2Br2 [latex]1.3 \times {10}^{-22}[/latex]
Hg2I2 [latex]4.5 \times {10}^{-29}[/latex]
Hg2CO3 [latex]9 \times {10}^{-15}[/latex]
Hg2SO4 [latex]7.4 \times {10}^{-7}[/latex]
Hg2S [latex]1.0 \times {10}^{-47}[/latex]
Hg2CrO4 [latex]2 \times {10}^{-9}[/latex]
HgS [latex]1.6 \times {10}^{-54}[/latex]

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Nickel

Substance Ksp at 25 °C
Ni(OH)2 [latex]1.6 \times {10}^{-16}[/latex]
NiCO3 [latex]1.4 \times {10}^{-7}[/latex]
NiS(α) [latex]4 \times {10}^{-20}[/latex]
NiS(β) [latex]1.3 \times {10}^{-25}[/latex]

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Potassium

Substance Ksp at 25 °C
KClO4 [latex]1.05 \times {10}^{-2}[/latex]
K2PtCl6 [latex]7.48 \times {10}^{-6}[/latex]
KHC4H4O6 [latex]3 \times {10}^{-4}[/latex]

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Silver

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

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Strontium

Substance Ksp at 25 °C
Sr(OH)2•8H2O [latex]3.2 \times {10}^{-4}[/latex]
SrCO3 [latex]7 \times {10}^{-10}[/latex]
SrCrO4 [latex]3.6 \times {10}^{-5}[/latex]
SrSO4 [latex]3.2 \times {10}^{-7}[/latex]
SrC2O4•H2O [latex]4 \times {10}^{-7}[/latex]

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Thallium

Substance Ksp at 25 °C
TlCl [latex]1.7 \times {10}^{-4}[/latex]
TlSCN [latex]1.6 \times {10}^{-4}[/latex]
Tl2S [latex]6 \times {10}^{-22}[/latex]
Tl(OH)3 [latex]6.3 \times {10}^{-46}[/latex]

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Tin

Substance Ksp at 25 °C
Sn(OH)2 [latex]3 \times {10}^{-27}[/latex]
SnS [latex]1 \times {10}^{-26}[/latex]
Sn(OH)4 [latex]1.0 \times {10}^{-57}[/latex]

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Zinc

Substance Ksp at 25 °C
ZnCO3 [latex]2 \times {10}^{-10}[/latex]

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