JEE Main 2019ChemistryCoordination CompoundsMediumMCQ

JEE Main 2019Coordination Compounds Question with Solution

JEE Main 2019 (09 Jan Shift 2)

Question

The complex that has highest crystal field splitting energy , is:

Choose an option

Show full solutionCorrect option: A
Correct answer
AK3CoCN6 

Step-by-step explanation

Strong field ligands have more CFSE value while weak field ligand have less CFSE value.

CN- is strongest ligand among all so K3CoCN6  has maximum CFSE value.

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About this question

This is a previous-year question from JEE Main 2019, 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.