Question

Fe + CuSO4
→ FeSO4 + Cu
Zn + FeSO4
ZnSO4 + Fe
2 Al + 3 ZnSO4
Al 2 (SO4)3 + Zn
Arrange Fe, Zn, Al, and Cu in decreasing order of reactivity on the basis of above
reactions
a) Al, Zn, Fe, Cu
b) Fe, Cu, Zn, AI
c) Zn, Cu, Fe, Al
d) Al, Zn, Cu, Fe

Answer 1

I thought we have to balance it so I started trying but then I read the whole question

Answer 2

Answer:

b) Zn,Cu,Fe,Al. ok some thing more else