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+2 votes
7.5k views
in Chemistry by (42.8k points)

Given below are two statements : 

Statement I : [Mn(CN)6]3– , [Fe(CN)6]3– and [Co(C2O4)3]3– are d2sp3 hybridised. 

Statement II : [MnCl6]3– and [FeF6]3– are paramagnetic and have 4 and 5 unpaired electrons, respectively.

In the light of the above statements, choose the correct answer from the options given below : 

(1) Statement I is correct but statement II is false 

(2) Both statement I and statement II are false 

(3) Statement I is incorrect but statement II is true 

(4) Both statement I and statement II are are true

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1 Answer

+2 votes
by (44.9k points)
edited by

Answer is (4) Both statement I and statement II are are true

d4 configuration, SFL d5 configuration, SFL d6 configuration, Chelating ligand

All will have larger splitting hence d2 sp3 hybridisation 

[MnCl6]3- and [FeF6]3- d4 configuration, Cl d5 configuration, F

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