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Questions  

The d-electron configuration of [Ru(en)3]Cl2 and [Fe(H2O)6] Cl2 respectively are:

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By Expert Faculty of Sri Chaitanya
a
t2g4 eg2 and  t2g6 eg0
b
t2g6 eg0 and  t2g4 eg2
c
t2g4 eg2 and  t2g4 eg2
d
t2g6 eg0 and  t2g6 eg0

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detailed solution

Correct option is B

Fe and Ru belong to same group and their ions Fe2+ and Ru2+  in the given complex have d6 configuration. In Ruen3Cl2, the electrons rearrange having t2g6eg0. In  FeH2O62+since  H2O is weak k ligand electrons do not rearrange. So have t2g4eg2.


Similar Questions

The increasing value of the magnetic moment of the following species is 

I. FeCN64

II.   FeCN63

III.    CrNH363+

IV.    NiH2O62+

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