Question

Which of the following reactions are possible? i) Mg + CuSO4→MgSO4 + Cu
ii) Ca + MgSO4→CaSO4 + Mg
iii) Cu + ZnSO4→CuSO4 + Zn
iv) Cu + ZnSO4→CuSO4 + Zn​

Answer 1

Explanation:

1 and 2 are possible reactions because Mg is more reactive than cu and Ca is more reactive than mg