Practice question

MCQ

Question

Which complex is diamagnetic?

Options

Choose one · Correct answer highlighted

[Cr(H₂O)6]3+ [Ni(H₂O)6]2+ [CoF₆]3− [Fe(CN)6]4− Correct

Explanation

[Fe(CN)6]4− (Fe₂+, d6) low spin has 0 unpaired electrons.

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