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E(Cu^(+2)//Cu)^(@)=0.34V, E(Zn//Zn^(+))^...

`E_(Cu^(+2)//Cu)^(@)=0.34V, E_(Zn//Zn^(+))^(@)=0.76V`
A cell formed by the conbination of Cu and Zn
(a) when `CuSO_(4)` is added to `Cu^(+2)` compartment what is the effect on emf of cell
(b) when `ZNH_(3)` is added to `Cu^(+2)` compartment what is the effect on emf of cell
(c ) When `ZnSO_(4)` is added to `Zn^(+2)` compartment is the effect on emf of cell
(d) When `Zn^(+2)` is diluted what is the effect on emf of cell ?

A

(a) increases
(b) decreases
(c ) decreases
(d) increases

B

(a) decreases
(b) decreases
(c ) increases
(d) increases

C

(a) increases
(b) decreases
(c ) decreases
(d) decreases

D

(a) increases
(b) increases
(c ) decreases
(d) increases

Text Solution

Verified by Experts

The correct Answer is:
(a) increases
(b) decreases
(c ) decreases
(d) increases
(a) increases
(b) decreases
(c ) decreases
(d) increases
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