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Arrange the following coordination compounds in the increasing order of magnetic moments. (Atomic numbers: Mn = 25; Fe = 26) (i) [FeF 6 ] 3– (ii) [Fe(CN) 6 ] 3– (iii) [MnCl 6 ] 3– (high spin) (iv) [Mn(CN) 6 ] 3– Choose the correct answer from the options given below:

1. i < ii < iv < iii
2. ii < iv < iii < i
3. i < iii < iv < ii
4. ii < iv < i < iii

Correct answer: ii < iv < iii < i

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