Which of the following pairs of ions whe...

Which of the following pairs of ions when mixed in dilute solutions may be precipitate

A

HgS

B

PbS

C

CdS

D

CuS

Verified by Experts

The correct Answer is:

C

Sulphide having high ionic product are completely precipitated in acidic medium. CdS has maximum ionic product hence it is completely precipitated.

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