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A pale green crystalline inorganic salt ...

A pale green crystalline inorganic salt (A) dissolves freely in water. It gives a brown precipitate on addition of aqueous NaOH. The solution of (A) also gives a black precipitate on bubbling `H_(2)S` in alkaline medium. An aqueous solution of (A) decolourises the pink colour of the permanganate solution. The metal in the salt solution is :

A

Copper

B

Aluminium

C

Lead

D

Iron

Text Solution

Verified by Experts

The correct Answer is:
D
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