Question

Why cuso4 turns into green in colour when they react with fe​

Answer 1

Answer:

Fe is more reactive than Cu

So, it displaces Cu from CuSO4 in the solution . So, the product formed is FeSO4 which is green in colour and so the solution turns green with reddish brown solid that is Cu at the bottom of th container.

Answer 2

Answer:

green color is due to iron sulphate sol. (FeSo4) and copper is displaced from CuSo4

CuSo4+Fe→FeSo4+Cu