Question

Explain why .. When an iron nail is kept in copper sulphate solution,blue colour of the solution fades and iron articles become brownish

Answer 1

because when iron nail is kept in copper sulphate solution the blue colour of solution fades and the iron articles become brownish with due to the displacement of the copper from its aqueous solution

Answer 2

hey...ur answer
when an iron nail is kept in copper sulphate solution iron displaces copper from its solution this turns iron nail reddish brown in colour and blue colour fades this is called displacement reaction
hope it helps u....
pls mark it as a brainliest answer