Easy MCQ +4 / -1 PYQ · JEE Mains 2022

The correct order of reduction potentials of the following pairs is

A. Cl2/Cl$-$

B. I2/I$-$

C. Ag+/Ag

D. Na+/Na

E. Li+/Li

Choose the correct answer from the options given below.

  1. A A > C > B > D > E Correct answer
  2. B A > B > C > D > E
  3. C A > C > B > E > D
  4. D A > B > C > E > D

Solution

$\mathrm{E}_{\mathrm{C}_{2} / \mathrm{CI}}^{\circ}=+1.36 \mathrm{~V}$<br/><br/> $\mathrm{E}_{\mathrm{I}_{2} / \mathrm{I}^{-}}^{0}=+0.54 \mathrm{~V}$<br/><br/> $\mathrm{E}_{\mathrm{Ag}^{+} / \mathrm{Ag}}^{\circ}=+0.80 \mathrm{~V}$<br/><br/> $\mathrm{E}_{\mathrm{Na}^{+} / \mathrm{Na}}^{\circ}=-2.71 \mathrm{~V}$<br/><br/> $\mathrm{E}_{\mathrm{L}^{+} / \mathrm{Li}}=-3.05 \mathrm{~V}$

About this question

Subject: Chemistry · Chapter: Electrochemistry · Topic: Electrochemical Cells

This question is part of PrepWiser's free JEE Main question bank. 127 more solved questions on Electrochemistry are available — start with the harder ones if your accuracy is >70%.

Drill 25 more like these. Every day. Free.

PrepWiser turns these solved questions into a daily practice loop. Chapter-wise drills, full mocks, AI doubt chat. No auto-renew.

Start free →