JEE Main 2022 — d and f Block Elements Question with Solution
JEE Main 2022 (27 Jun Shift 1)
Question
Acidified potassium permanganate solution oxidises oxalic acid. The spin-only magnetic moment of the mangenese product formed from the above reaction is B.M.___(Nearest Integer)
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Show full solutionCorrect answer: 6
Correct answer
6
Step-by-step explanation
In acidic medium, gets reduced to
Mn (II)
Number of unpaired electron in
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This is a previous-year question from JEE Main 2022, covering the d and f Block Elements 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.