Comment on the trend of solubility of ZnS, CdS and HgS (cf.
Table 12.1 on page 103) and calculate how many liters of water it
would take to dissolve a single molecule of each compound.
Comment On The Trend Of Solubility Of Zns Cds And Hgs Cf Table 12 1 On Page 103 And Calculate How Many Liters Of Wat 1 (60.8 KiB) Viewed 35 times
Table 12.1.: Solubility constants Ksp of several halogenides, sulfates, sulfides, chromates, car- bonates and hydroxides - often used for the gravimetric determination of the respective cation - in aqueous solution. Compound Agci AgBr Agi РЬСІ, CaF2 BaF2 CaSO BaSO4 PbSO Sr SO4 Kyp | Compound Kap | Compound Kup 2 x 10-20 mol?L? | Mns 10-15 mol?L? | BaCro 1 x 10-10 molL2 5 x 10-13 molLFes 10-19 mol?LPbCr 2 x 10-14 mol?L? 8 x 10-17 mol?L? Nis 10-21 mol?L? Ag, Cro 4 x 10-12 molL3 2 x 10-6 mol Zns 10-22 mol?L? CaCO3 5 x 10-9 mol?L? 4 x 10-11 molL3PbS 10-28 mol’L2 BaCO3 2 x 10-9 mol?L? 2 x 10-6 molL3 CdS 10-28 mol?L? Mg(OH), molL3 2 x 10-5 mol?L? Cus 10-36 mol?L? Al(OH)3 10-33 mol'L 1 x 10-9 mol?L Ag, 10-50 molL3 Fe(OH)2 10-15 mol'L3 1 x 10-8 molL? Hgs 10-54 mol?LFe(OH)3 10 mol'l 3 x 10-7 mol?L? As, S3 10 -29 moll Cr(OH)3 10-30 mol'L 10-11 -38
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