MHT-CET

Electrochemistry question bank (Chemistry)

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Q1.

Which of the following is a primary cell?

(A)

Lead storage battery

(B)

Dry cell

(C)

Fuel cell

(D)

Ni--Cd cell

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Q2.

Calculate the standard Gibbs energy change for the following cell
$\text{Cd}(s)\ |\ \text{Cd}^{++}(1\text{M})\ ||\ \text{Sn}^{++}(1\text{M})|\ \text{Sn}(s)$ if $E^0_{\text{cell}}$ is $0.27\ \text{V}$.

(A)

$-52.11\ \text{kJ}$

(B)

$52.11\ \text{kJ}$

(C)

$-26.6\ \text{kJ}$

(D)

$26.6\ \text{kJ}$

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