Q. For the given reactions
$S n^{2 +} + 2 e^{-} \to S n$
$S n^{4 +} + 4 e^{-} \to S n$
The electrode potentials are; $E_{S n^{2 +} / S n}^{o} = - 0.140 V$ and $E_{S n^{4 +} / S n}^{o} = 0.010 V$ . The magnitude of standard electrode potential for $S n^{4 +} / S n^{2 +}$ i.e. $E_{S n^{4 +} / S n^{2 +}}^{o}$ is $\times 1 0^{- 2} V$ . (Nearest integer)

2232 145 JEE MainJEE Main 2022Electrochemistry Report Error

Answer: 16

Solution:

Q. For the given reactions Sn2++2e−→Sn Sn4++4e−→Sn The electrode potentials are; ESn2+/Sno​=−0.140V and ESn4+/Sno​=0.010V. The magnitude of standard electrode potential for Sn4+/Sn2+ i.e. ESn4+/Sn2+o​ is ×10−2V. (Nearest integer)