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When a metal rod M is dipped into an aqu...

When a metal rod M is dipped into an aqueous colourless concentreted solution ofcompound N, the solution tuns light blue. Addition ofaqueousn NaCI to the blue solution gives a white precipitate 'O'. Addition ofaqueous `NH_3` dissolves 'O' gives an intese blue solution
The metal rod M is

A

Fe

B

Cu

C

Ni

D

Co

Text Solution

Verified by Experts

The correct Answer is:
B
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