Question

An iron nail is dipped in blue coloured cuso4 solution it loses its colour after some time and turns into green why green colour appears why iron nail gets brown cotting write the equation involved

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

Explanation:

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Answer 2

Answer:hey the copper is displaced by iron this imparts green colour to the solution.

Explanation: