The Sulphide which is insoluble in dilute hydrochloric acid is?

By: |Published on: Sep 13|Categories: Chemistry JAMB| 0 comments

A. FeS
B. CuS
C. ZnS
D. Na2S

Correct Answer:

Option B – CuS

Explanation

Sulphides like PbS (lead (II) sulphide) and CuS (copper (II) sulphide) are insoluble in acidified solutions.

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