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Passing H(2)S gas into a mixture of Mn^(...

Passing `H_(2)S` gas into a mixture of `Mn^(2+), Ni^(2+), Cu^(2+)` and `Hg^(2+)` ions in an acidified aqueous solution precipitates

A

MnS and CuS

B

NiS and HgS

C

MnS and NiS

D

CuS and HgS

Text Solution

Verified by Experts

The correct Answer is:
D
Group II cations are precipitalted when `H_2S` gas is passed through their acidified aqueous solutions.
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