ln which of the following beakers reaction will take place?
(A) I and III only
(B) I and lV only
(C) ll and lV only
(D) lll and lV only
Correct option (D) lll and lV only
Explanation:
Zine and aluminium are more reactive than iron thus, can displace iron from iron sulphate solution but copper is less reactive than iron thus, will not show any reaction.