Question

6 1. Prabhsimran bought an idol (statue) made of copper from a fair, but he was astonished to see that the idol was covered with a light green coating on its surface after some days. The light green coating on the statue is mixture of - a) copper hydroxide and copper carbonate b) copper sulphate and copper hydroxide c) copper sulphate and copper carbonate d) none of these​

Answer 1

D

Explanation:

Because copper sulphate can nait change colour