Question

When an iron nail is dropped into a beaker containing a solution of copper sulphate, after a while, both the solution and the iron nail change colour. The nail gets a brownish coating and the solution turns green. The nail has a coating of Copper on its surface and the solution is detected to have the presence of an iron containing compound. Identify the type of chemical reaction taking place in the given activity.​

Answer 1

Answer:

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Explanation:

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.