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Question

Question: A solution containing \(10 ^ { - 54 }\) respectively?...

A solution containing 10−5410 ^ { - 54 } respectively?

A

FeS

B

MnS

C

HgS

D

ZnS

Answer

HgS

Explanation

Solution

: M2++S2−→MS\mathrm { M } ^ { 2 + } + \mathrm { S } ^ { 2 - } \rightarrow \mathrm { MS }

Lower the value lower will be solubility Hence HgS will precipitate first.