Question

Which of the following reactions is not correct
(a) Zn+ CuSO, + ZnSO, + Cu
(b) 2 Ag + Cu(NO3)2 + 2AgNO3 +Cu
(c) Fe+CuSO, → FeSO, +Cu
(d) Mg + 2HCl → MgCl2 + H,​

Answer 1

The reaction no (2) is wrong

Answer 2

Answer:

I think (b) is not correct