Question

Which one of the complex ions is diamagnetic in nature fef6?

Answer 1

Answer:

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Answer 2

{FeF6}3 is paramagnetic because its a weak field ligand therefore its difficult for F2 to pair up…. whereas in {Fe(CN)6} cyanide is a strong field ligand it gets easily paired up to form a diamagnetic compound… this can further be explained by crystal field theory based on energy levels.