JEE Main 2021 — Coordination Compounds Question with Solution
JEE Main 2021 (22 Jul Shift 1)
Question
The total number of unpaired electrons present in and is
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Correct answer
1
Step-by-step explanation
For strong field ligand and configuration:
Total unpaired electron is present.
The hybridisation of the complex is hybridisation.
acts as strong field ligand, because .
So here all electrons becomes paired.
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This is a previous-year question from JEE Main 2021, covering the Coordination Compounds 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.