Question

Which of the following reaction is possible ?
Au + HCl → AuCl2 + H2
Pb+ZnCl2 → PbCl2 + Zn
CuSO4+Zn → ZnSO4+Cu​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Zn(s)+PbCl

2

(aq)⟶Pb(s)+ZnCl

2

(aq)

0 +2 0 +2

Zinc metal is oxidised to Zn

2+

.

Pb

2+

is reduced to Pb.

Hence, Zn is oxidized. Thus, the correct answer is option A.