JEE Main 2021 — d and f Block Elements Question with Solution
JEE Main 2021 (31 Aug Shift 1)
Question
Which one of the following lanthanides exhibits oxidation state with diamagnetic nature ? (Given for
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
Contain no unpaired electron. So it is diamagnetic and Colourless.
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the d and f Block Elements chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2021, 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.