Question

Explain in detail

Put two to three iron nails in the blue solution of copper sulphate and after 15 to 20
minutes the colour of the solution turns green.​

Answer 1

When iron nail is dipped in copper sulphate solution, a brown coating of copper is formed on the surface of iron and the colour of copper sulphate solution changes from blue to light green. Explanation: ... 1) The initial blue colour of copper sulphate solution is changed to light green colour of iron sulphate.

Answer 2

Answer:

yes it can change the colour