Q.
Which of the following sulphides has the maximum solubility product?
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a
HgS
b
PbS
c
CuS
d
MnS
answer is D.
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Detailed Solution
The more is Ksp, the higher is solubility. Also in the presence of HCl, H2S gives less [S2-] which is sufficient only to cross over the Ksp of group II sulphide.
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