Appendix J – Solubility Products

Aluminum Solubility Products

Substance

Ksp at 25 °C

Al(OH)3

2 × 10−32

 

Barium Solubility Products

Substance

Ksp at 25 °C

barium

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

 

Bismuth Solubility Products

Substance

Ksp at 25 °C

BiO(OH)

4 × 10−10

BiOCl

1.8 × 10−31

Bi2S3

1 × 10−97

 

Cadmium Solubility Products

Substance

Ksp at 25 °C

Cd(OH)2

5.9 × 10−15

CdS

1.0 × 10−28

CdCO3

5.2 × 10−12

 

Calcium Solubility Products

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

 

Chromium Solubility Products

Substance

Ksp at 25 °C

Cr(OH)3

6.7 × 10−31

 

Cobalt Solubility Products

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

 

Copper Solubility Products

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

 

Iron Product Solubility

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

 

Lead Solubility Products

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

 

Magnesium Solubility Products

Substance

Ksp at 25 °C

Mg(OH)2

8.9 × 10−12

MgCO3·3H2O

ca 1 × 10−5

MgNH4PO4

3 × 10−13

MgF2

6.4 × 10−9

MgC2O4

7 × 10−7

 

Manganese Solubility Products

Substance

Ksp at 25 °C

Mn(OH)2

2 × 10−13

MnCO3

8.8 × 10−11

MnS

2.3 × 10−13

 

Mercury Solubility Products

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

 

Nickel Solubility Products

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

 

Potassium Solubility Products

Substance

Ksp at 25 °C

KClO4

1.05 × 10−2

K2PtCl6

7.48 × 10−6

KHC4H4O6

3 × 10−4

 

Silver Solubility Products

Substance

Ksp at 25 °C

Ag2 O(Ag+ + OH−)

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

 

Strontium Solubility Products

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

 

Thallium Solubility Products

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

 

Tin Solubility Products

Substance

Ksp at 25 °C

Sn(OH)2

3 × 10−27

SnS

1 × 10−26

Sn(OH)4

1.0 × 10−57

 

Zinc Solubility Products

Substance

Ksp at 25 °C

ZnCO3

2 × 10−10

Table J1

License

Icon for the Creative Commons Attribution 4.0 International License

Chemistry 112 (Chapters 12-17 of OpenStax General Chemistry) Copyright © 2019 by Rice University is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

Share This Book