JEE Main 2025 — d and f Block Elements Question with Solution
JEE Main 2025 (4 Apr Shift 2)
Question
The incorrect relationship in the following pairs in relation to ionisation enthalpies is :
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Half filled stability
More 1 E than
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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.