JEE Main 2025 — d and f Block Elements Question with Solution
JEE Main 2025 (4 Apr Shift 1)
Question
acts as an oxidising agent in acidic medium. ' X ' is the difference between the oxidation states of Mn in reactant and product. ' Y ' is the number of ' d ' electrons present in the brown red precipitate formed at the end of the acetate ion test with neutral ferric chloride. The value of is ______.
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Show full solutionCorrect answer: 10
Correct answer
10
Step-by-step explanation
X is difference in oxidation state.
contains 5 d electrons
So
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This is a previous-year question from JEE Main 2025, 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.