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MediumChemistry
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In which of following pairs of species the number of unpaired electrons are same –
A
[CoF6]3−, [FeF6]3−
B
[Fe(CN)6]3−, [Fe(CN)6]4−
C
[Fe(CN)6]3−, [Ni(CN)4]2−
D
[CoF6]3−, [Fe(H2O)6]2+
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Among the complex ions given below which is/are outer-orbital complex – [Co(CN)6

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