The correct order of magnetic moments (only spin value in B…

Chemistry Co-ordinatios Compounds General Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

The correct order of magnetic moments (only spin value in BM) among is :

Fe(CN)64–> [CoCl4]2–> [MnCl4]2–

[MnCl4]2–> [Fe(CN)6]4–> [CoCl4]2–

[Fe(CN)6]4–> [MnCl4]2–> [CoCl4]2–

[MnCl4]2–> [CoCl4]2–> [Fe(CN)6]4–

Text Solution

Verified by Experts

The correct answer is:

(i) Co2+, 3d7

Cl– is weak field ligand.

(ii) Mn2+, 3d5

Cl– is weak field ligand.

(iii) Fe2+, 3d6

CN– is strong field ligand so compels for pairing of electrons.

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