MediumChemistry
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Which of the following is an outer orbital complex –
A
[Fe(CN)₆]³⁻
B
[Fe(CN)₆]⁴⁻
C
[FeF₆]³⁻
D
[Cr(CN)₆]³⁻
Explanation
F⁻ is a weak field ligand, so [FeF₆]³⁻ forms an outer orbital (sp³d²) complex.
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