why does the colour of copper sulphate solution change when an iron na – InterviewSolution

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1.	why does the colour of copper sulphate solution change when an iron nail is dipped in it?
Answer» When aniron nail dippedin thecopper sulphatesolution thanirondisplacescopperfrom thecopper sulphatebecauseironis more reactive thancopper. Therefore thecolourof thecopper sulphatesolutionchanges.

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