When a metal rod 'M' is dipped into an aqueous colourless concentrated – InterviewSolution

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1.	When a metal rod 'M' is dipped into an aqueous colourless concentrated aqueous solution of compound 'N' , the solutions becomes light blue . Addition of aqueous NaCl to the blue solution gives a white precipitate 'O' and gives an intense blue solution . 8. The metal rod M is :
Answer» Fe Cu Ni Co SOLUTION :The avaialable INFORMATION SUGGEST that METAL rod 'M' is of copper.

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