CSEC Chemistry · January 2017 · Paper 1 · Question Q45
It was found that magnesium metal displaces zinc ions in zinc sulfate, while zinc metal displaces lead ions in lead sulfate. What is the order of reactivity, from most reactive to least reactive?
- (A)Pb, Zn and Mg
- (B)Mg, Zn and Pb
- (C)Zn, Mg and Pb
- (D)Zn, Pb and Mg
The answer is shown once you've answered.
Practise this question