The element iron is reacted with blue copper sulphate solution. The color of copper sulphate fades out after the reaction and the color of iron also changes. (a) What type of reaction is the statement showing?
(b) Define the above type of reaction.
(c)Give the necessary balanced chemical equation for the statement.
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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.
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Answer:
a The reaction shows that iron is more reactive than copper because it displaces copper from the copper sulphate solution.
b 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.
c CuSO4 (aq) + Fe (s) → FeSO4 (aq) + Cu (s)