Question

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Answer 1

Reactions:

Zn(s) + CuSO4(aq) –→ ZnSO4 (aq) + Cu(s)

Zn(s) + FeSO4(aq) –→ ZnSO4 (aq) + Fe(s)

Zn(s) + ZnSO4(aq) –→ no reaction

Fe(s) + CuSO4(aq) –→ FeSO4 (aq) + Cu(s)

Fe(s) + FeSO4(aq) –→ no reaction

Fe(s) + Al2(SO4)3(aq) –→ no reaction

Fe(s) + ZnSO4(aq) –→ no reaction

Explanation:

Observation

.FeZnSO4No reaction

.FeCuSO4Solution becomes light green. Copper metal which appears reddish brown gets accumulated.

FeAl2(SO4)3No reaction.

FeFeSO4No reaction.

ZnZnSO4No reaction.

ZnCuSO4Blue solution turns colourless. Reddish brown coppers accumulates on zinc metal.

ZnAl2(SO4)3No reaction.

ZnFeSO4Light green solution turns colourless. Greyish black iron accumulates on zinc metal.

CuZnSO4No reaction.

CuCuSO4No reaction.

CuAl2(SO4)3No reaction.

CuFeSO4No reaction

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