JEE Main 2022 — Electrochemistry Question with Solution
From: JEE Main 2022 (Online) 27th June Evening Shift
Question
In 3d series, the metal having the highest M2+/M standard electrode potential is :
Choose an option
Show full solutionCorrect option: C
Correct answer
CCu
Step-by-step explanation
Cr+2/Cr –0.90 V
Fe+2/Fe –0.44 V
Cu+2/Cu +0.34 V
Zn+2/Zn -0.76 V
So Ans. is Cu+2/Cu
Fe+2/Fe –0.44 V
Cu+2/Cu +0.34 V
Zn+2/Zn -0.76 V
So Ans. is Cu+2/Cu
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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.