JEE Main 2025 — Electrochemistry Question with Solution
From: JEE Main 2025 (Online) 4th April Morning Shift
Question
On charging the lead storage battery, the oxidation state of lead changes from to at the anode and from to at the cathode. The values of are respectively :
Choose an option
Show full solutionCorrect option: D
Step-by-step explanation
For charging of lead storage battery cell reaction is
At anode reduced back to Pb and at cathode oxidised back to .
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This is a previous-year question from JEE Main 2025, 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.