1
KCET 2023
+1
-0

Consider the following 4 electrodes

\begin{aligned} & \mathrm{A}: \mathrm{Ag}^{+}(0.0001 \mathrm{M}) / \mathrm{Ag}(s) ; \\ & \mathrm{B}: \mathrm{Ag}^{+}(0.1 \mathrm{M}) / \mathrm{Ag}(s) ; \\ & \mathrm{C}: \mathrm{Ag}^{+}(0.01 \mathrm{M}) / \mathrm{Ag}(s) ; \\ & \mathrm{D}: \mathrm{Ag}^{+}(0.001 \mathrm{M}) / \mathrm{Ag}(s) ; E^{\circ}{ }_{\mathrm{Ag}^{+} / \mathrm{Ag}}=+0.80 \mathrm{~V} \end{aligned}

Then reduction potential in volts of the electrodes in the order.

A
B > C > D > A
B
C > D > A > B
C
A > D > C > B
D
A > B > C > D
2
KCET 2022
+1
-0

In fuel cells _______ are used as catalysts.

A
B
C
zinc-mercury
D
3
KCET 2022
+1
-0

The molar conductivity is maximum for the solution of concentration

A
0.002 M
B
0.005 M
C
0.001 M
D
0.004 M
4
KCET 2022
+1
-0

For spontaneity of a cell, which is correct?

A
$$\Delta \mathrm{G}=-\mathrm{ve}, \Delta E=0$$
B
$$\Delta G=+\mathrm{ve}, \Delta E=+\mathrm{ve}$$
C
$$\Delta G=-v e$$
D
$$\Delta G=0, \Delta E=0$$
EXAM MAP
Medical
NEET