JEE Main 2022 — Electrochemistry Question with Solution
From: JEE Main 2022 (Online) 26th June Morning Shift
Question
The of different types of half cells are as follows:
| A | B | C | D |
|---|---|---|---|
(Where E is the electromotive force)
Which of the above half cells would be preferred to be used as reference electrode?
Choose an option
Show full solutionCorrect option: C
Correct answer
CC
Step-by-step explanation
A cell with less variation in EMF with temperature
is preferred as a reference electrode because it can be
used for a wider range of temperatures without much
derivation from standard value so a cell with less is preferred.
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This is a previous-year question from JEE Main 2022, covering the Electrochemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.