JEE Main 2022 — Coordination Compounds Question with Solution
From: JEE Main 2022 (Online) 27th June Evening Shift
Question
Arrange the following coordination compounds in the increasing order of magnetic moments. (Atomic numbers : Mn = 25; Fe = 26)
A. [FeF6]3
B. [Fe(CN)6]3
C. [MnCl6]3 (high spin)
D. [Mn(CN)6]3
Choose the correct answer from the options given below :
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Show full solutionCorrect option: B
Step-by-step explanation
| Coordination Compound | Number of unpaired e– (n) | Magnetic moment (µ) (B.M) |
|---|---|---|
| A. [FeF6]3 - d5 | 5 | 5.91 |
| B. [Fe(CN)6]3 - d5 | 1 | 1.73 |
| C. [MnCl6]3 - d4 | 4 | 4.89 |
| D. [Mn(CN)6]3 - d4 | 2 | 2.82 |
Hence, correct order of magnetic moment is
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