ROYAL SOCIETY OF CHEMISTRY DATA BOOK SOLUBILITY PRODUCTS FOR IONS IN AQUEOUS SOLUTION ApBq(s) pA + (aq) + qB ­ (aq) Ksp = [A + (aq)] p [B ­ (aq)] q U (unit) = mol (p + q) dm ­3(p + q). Equilibrium AI(OH)3(s) Au(OH)3(s) BaSO4(s) BaC2O4(s) BaCO3(s) BaCrO4(s) CaCO3(s) CaC2O4(s) Ca3(PO4)2(s) CaSO4(s) CaF2(s) Cu(OH)2(s) CuCrO4(s) Cu(IO3)2(s) CuS(s) CuBr(s) Cu2S(s) Fe4 III [Fe II (CN)6]3(s) FeCO3(s) AI 3+ (aq) + 3OH ­ (aq) Au 3+ (aq) + 3OH ­ (aq) 2­ Ba 2+ (aq) + SO4 (aq) 2­ 2+ Ba (aq) + C2O4 (aq) 2­ Ba 2+ (aq) + CO3 (aq) Ba 2+ (aq) + CrO2­ 4 (aq) 2+ Ca (aq) + CO2­ 3 (aq) 2­ 2+ Ca (aq) + C2O4 (aq) 3­ 2+ 3Ca (aq) + 2PO4 (aq) 2­ Ca 2+ (aq) + SO4 (aq) Ca 2+ (aq) + 2F ­ (aq) Cu 2+ (aq) + 2OH ­ (aq) Cu 2+ (aq) + CrO2­ 4 (aq) ­ 2+ Cu (aq) + 2IO3 (aq) Cu 2+ (aq) + S 2­ (aq) Cu + (aq) + Br ­ (aq) 2Cu + (aq) + S 2­ (aq) 4Fe 3+ (aq) + 3[Fe II (CN)6] 4­ (aq) 2­ Fe 2+ (aq) + CO3 (aq) FeC2O4(s) FeS(s) Fe(OH)2(s) Fe(OH)3(s) PbCI2(s) PbBr2(s) PbCO3(s) PbF2(s) PbI2(s) PbC2O4(s) PbSO4(s) PbS(s) Mg(OH)2(s) MgCO3(s) MgF2(s) NiCO3(s) Ni(OH)2(s) AgCI(s) AgBr(s) AgI(s) Fe 2+ (aq) + C2O4 (aq) Fe 2+ (aq) + S 2­ (aq) Fe 2+ (aq) + 2OH ­ (aq) Fe 3+ (aq) + 3OH ­ (aq) Pb 2+ (aq) + 2CI ­ (aq) Pb 2+ (aq) + 2Br ­ (aq) Pb 2+ (aq) + CO2­ 3 (aq) 2+ ­ Pb (aq) + 2F (aq) Pb 2+ (aq) + 2I ­ (aq) Pb 2+ (aq) + C2O2­ 4 (aq) 2­ 2+ Pb (aq) + SO4 (aq) Pb 2+ (aq) + S 2­ (aq) Mg 2+ (aq) + 2OH ­ (aq) Mg 2+ (aq) + CO3 2­ (aq) Mg 2+ (aq) + 2F ­ (aq) Ni 2+ (aq) + CO2­ 3 (aq) 2+ Ni (aq) + 2OH ­ ( aq) Ag + (aq) + CI ­ (aq) Ag + (aq) + Br ­ (aq) Ag + (aq) + I ­ (aq) 2­ Ksp (298 K) u 1.0 x 10 ­32 5.5 x 10 ­46 1.0 x 10 ­10 1.7 x 10 ­7 5.5 x 10 ­10 1.17 X 10 ­10 5.0 x 10 ­9 2.3 x 10 ­9 1.0 x 10 ­26 2.0 x 10 ­5 4.0 x 10 ­11 2.0 x 10 ­19 3.6 x 10 ­6 7.6 x 10 ­8 6.3 x 10 ­36 3.2 x 10 ­8 2.5 x 10 ­48 3.0 x 10 ­41 3.5 x 10 ­11 p + q 2.1 x 10 ­7 6.3 x 10 ­18 6.0 x 10 ­15 8.0 x 10 ­40 2.0 x 10 ­5 3.9 x 10 ­5 6.3 x 10 ­14 2.7 x 10 ­8 7.1 x 10 ­9 3.4 x 10 ­11 1.6 x 10 ­8 1.25 x 10 ­28 2.0 x 10 ­11 1.0 x 10 ­5 6.6 x 10 ­9 6.6 x 10 ­9 6.3 x 10 ­18 2.0 x 10 ­10 5.0 x 10 ­13 8.0 x 10 ­17 2 2 3 4 3 3 2 3 3 2 2 2 3 2 3 2 3 2 2 2
4 4 2 2 2 2 2 2 5 2 3 3 2 3 2 2 3 7 2 ROYAL SOCIETY OF CHEMISTRY DATA BOOK Page 1 of 2 www.chemsoc.org/networks/learnnet/data.htm AgBrO3(s) AgIO3(s) Ag2CrO4(s) AgCNS(s) Ag2CO3(s) Ag2Cr2O7(s) AgCN(s) Ag3PO4(s) Ag2SO4(s) Ag2S(s) SrCO3(s) SrF2(s) SrC2O4(s) Sn(OH)2(s) Zn(OH)2(s) ZnCO3(s) Zn(CN)2(s) ZnC2O4(s) ­ZnS(s) (wurtzite) ß­ZnS(s) (zinc blende) Ag + (aq) + BrO 3­ (aq) Ag + (aq) + IO3 ­ (aq) 2­ 2Ag + (aq) + CrO4 (aq) Ag + (aq) + CNS ­ (aq) 2­ 2Ag + (aq) + CO3 (aq) 2­ 2Ag + (aq) + Cr2O7 (aq) Ag + (aq) + CN ­ (aq) 3­ 3Ag + (aq) + PO4 (aq) 2­ 2Ag + (aq) + SO4 (aq) 2Ag + (aq) + S 2­ (aq) 2­ Sr 2+ (aq) + CO3 (aq) Sr 2+ (aq)) + 2F ­ (aq) 2­ Sr 2+ (aq) + C2O4 (aq) Sn 2+ (aq) + 2OH ­ (aq) Zn 2+ (aq) + 2OH ­ (aq) Zn 2+ (aq) + CO2­ 3 (aq) 2+ Zn (aq) + 2CN ­ (aq) Zn 2+ (aq) + C2O 2­ (aq) Zn 2+ (aq) + S 2­ (aq) Zn 2+ (aq) + S 2­ (aq) 6.0 x 10 ­5 2.0 x 10 ­8 3.0 x 10 ­12 2.0 x 10 ­12 6.3 x 10 ­12 1.02 x 10 ­11 2.3 x 10 ­16 1.25 x 10 ­20 29I K 1.6 x 10 ­5 6.3 x 10 ­50 1.1 x 10 ­10 2.45 x 10 ­9 5.0 x 10 ­8 1.4 x 10 ­28 2.0 x 10 ­17 1.4 x 10 ­11 2.6 x 10 ­13 29I K 7.5 x 10 ­9 1.6 x 10 ­24 2.5 x 10 ­22 2 2 3 2 3 3 2 4 3 3 2 3 2 3 3 2 3 2 2 2
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