Question

The brown layer gets deposited on an iron nail,when dipped in copper sulphate . it is due to which metal?
(Answer the following questions)​

Answer 1

Answer:

When an iron nail is dipped in copper sulphate solution, a brown coating of copper is formed in the surface of iron and the colour of copper sulphate solution changes from blue to pale green.

Answer 2

Short Answer : It is because of the reaction between the iron and copper and shows that iron is more reactive than copper .

Explanation :

♦ When an iron nail is dipped in copper sulphate solution, a brown coating of copper is formed in the surface of iron and the colour of copper sulphate solution changes from blue to pale green.

♦ The reaction shows that iron is more reactive than copper because it displaces copper from the copper sulphate solution.

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