Question

$\:QUESTION$
Why was the colour of copper solution change when an iron nail is dippedin it???



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Answer 1

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 colour changes from blue to pale green.

Answer 2

Answer:

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Explanation:

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