Chemistry · Chemical Reactions and Metal Reactivity
Based on the metal reactivity series, which of the following displacement reactions is possible?
- 1Al2(SO4)3 + Pb → PbSO4 + Al
- 2ZnSO4 + Fe → FeSO4 + Zn
- 3MgCl2 + Cu → CuCl2 + Mg
- 4CuSO4 + Ca → CaSO4 + Cu✓
Correct answer
CuSO4 + Ca → CaSO4 + Cu
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