Question

What changes in the colour of iron nail and copper sulphate solution he observed after keeping the iron nail depped in copper sulphate solution for about 30 minutes

Answer 1

Hola!!

●Iron nail has brown deposits on it and the solution changes from light blue to pale green colour.

Hope this helps you ___!!

Answer 2

Answer:

We will see the iron nail is covered by copper.

And it color is become copper color.

This process is called electroplating, it is doing because of to save the iron from rust.

hope it help you bro.☺☺