Question

Why the colour of CuSo4 fades away when we dip iron nail into it?​

Answer 1

Answer:

when an iron nail isdipped in a solution of CuSO4, it displacescopper from the Solution, which gets deposited or precipitated as a red or red-brown residue. Also the blue colour of thesolution gradually fades. ... Therefore the color of the copper sulphate solution changes.

Explanation:

here is your answer mate

Answer 2

Answer:

your answer.............