Q.

Valence bond theory explained geometries of complexes with the help of hybridization concept.Which one of the following is a diamagnetic, inner orbital complex according to VBT

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a

CoNH36+3

b

CoF6-3

c

FeCN6-3

d

FeF6-3

answer is A.

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Detailed Solution

Co(Z=27)..[Ar]4s23d7 Co+3.....[Ar]3d6Fe(Z=26) . . [Ar]4s23d6 Fe+3. . . [Ar]3d5option (1) … inner orbital complex … μs=0option (2) … outer orbital complex … μs=4.9 B.Moption (3) … inner orbital complex … μs=1.732 B.Moption (4) … outer orbital complex … μs=5.9 B.M
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