Question

Explain the following proces/events.
Put two to three iron nails in the blue Solution turns green​

Answer 1

Explanation:

Blue colour of the copper sulphate solution changes into green colour & then iron nail acquires a brownish look. This is because that iron is more reactive than copper.

The following chemical reaction takes place in this activity.

Fe+CuSO

4

→FeSO

4

+Cu

In this reaction, iron displaces copper from CuSO

4

solution.