Question

6. On addition of which metal, copper sulphate solution
(Blue colour) will be changed to colourless solution
(1) Fe
(2) Ag
(3) Zn
(4) Hg​

Answer 1

Answer:

On adding Zinc to Copper sulphate, it becomes colourless

Explanation:

Bcz Zn displace Copper sulphur

Answer 2

Answer:

the answer will be both zinc and iron.

Explanation:

As you can see in the picture,the components are iron and copper sulphate and in the next picture,the iron turned iron sulphate displacing copper from copper sulphate

hope it helps you