Arrange the following Cobalt complexes in the order of incr…

Chemistry Co-ordinatios Compounds JEE Main 2021 Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 14, 2026

Arrange the following Cobalt complexes in the order of increasing Crystal Field Stabilization Energy (CFSE)value.

Complexes: [CoF 6 ] 3− , [Co(H 2 O) 6 ] 2+ , [Co(NH 3 ) 6 ] 3+ and [Co(en) 3 ] 3+ A B C D

Choose the correctoption :

A < B < C < D

B < A < C < D

B < C < D < A

C < D < B < A

Text Solution

Verified by Experts

The correct answer is:

(i) CFSE ∝ charge or oxidation no. of central metal ion.

(ii) CFSE ∝ strength of ligand

en> NH 3 > H 2 O > F −

∴ order of CFSE

Previous Question Next Question

Get practice questions, solutions, and test series in one place.

Share your experience with this question and solution.

Send your comment, doubt, correction, or feedback to admin.

What students say about this solution

No reviews yet. Be the first to write a review.