When a metal rod M is dipped into an aqueous colourless concentrated solution of compound N , the so

Question

When a metal rod M is dipped into an aqueous colourless concentrated solution of compound N , the solution turns light blue. Addition of aqueous NaCl to the blue solution gives a white precipitate O . Addition of aqueous $\mathrm{NH}_3$ dissolves O and gives an intense blue solution.

Professor PC Thomas Classes · Answer

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