Zinc displaces copper from the solution ...

Zinc displaces copper from the solution of its salt because

A

Atomic number of zinc is more than that of copper

B

Zinc salt is more soluble in water tha the copper salt

C

Gibbs free energy of zinc is less than that of copper

D

Zinc is placed higher than copper in electro-chemical series

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The correct Answer is:

D

The reduction potential of Zn is very higher than Cu.

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