Science, asked by yogiiii6283, 7 months ago

What makes the iron nail changeits color after sometime?

Answers

Answered by Nivethitha9

Answer:

When an iron nail immersed in the solution of copper sulphate than iron displaces copper from the solution of copper sulphate because iron is more reactive than copper. Therefore copper sulphate solution color changes from blue to pale green.

Explanation:

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