1
TG EAPCET 2024 (Online) 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

0.592 g of copper is deposited in 60 minutes by passing

0.5 A current through a solution of copper (II) sulphate. The electro chemical equivalent of copper (II) (in $\mathrm{gC}^{-1}$ ) is

( $F=96500 \mathrm{C} \mathrm{mol}^{-1}$ )

A
$3.3 \times 10^{-3}$
B
$3.3 \times 10^{-4}$
C
$6.6 \times 10^{-3}$
D
$6.6 \times 10^{-4}$
2
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The standard electrode potentials $E^{\circ}(\mathrm{V})$ for $\mathrm{Li}^{+} / \mathrm{Li}, \mathrm{Na}^{+} / \mathrm{Na}$ respectively are
A
$-3.04,-2.714$
B
$-2.714 . \quad-3.04$
C
$-3.04,-3.04$
D
$-2.714,-2.714$
3
TG EAPCET 2024 (Online) 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two statements are given below.

Statement I : Molten NaCl is electrolysed using Pt electrodes. $\mathrm{Cl}_{2}$ is liberated at anode.

Statement II : Aqueous $\mathrm{CuSO}_{4}$ is electrolysed using Pt electrodes. $\mathrm{O}_{2}$ is liberated at cathode.

The correct answer is

A
Both statements I and II are correct.
B
Both statements I and II are not correct.
C
Statement I is correct but statement II is not correct.
D
Statement I is not correct but statement II is correct.
4
TG EAPCET 2024 (Online) 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The molar conductivity of 0.02 M solution of an electrolyte is $124 \times 10^{-4} \mathrm{~S} \mathrm{~m}^2 \mathrm{~mol}^{-1}$. What is the resistance of same solution (in ohms), kept in a cell of cell constant $129 \mathrm{~m}^{-1}$ ?
A
390
B
260
C
130
D
520
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