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  • Confused! kindly explain, - Co-ordination Compounds - JEE Main-2

The geometry of [Mn(CN)_6]^{3-} is not explained by

  • Option 1)

    VBT

  • Option 2)

    CFT

  • Option 3)

    Both

  • Option 4)

    None

 

Answers (1)

best_answer

As we learnt

 

Limitation of VBT -

 

  • Behaviour of ligand was not explained, why same ligands are strong and weak field
  • Why only two d-orbitals are used if all the d-orbitals have equal energy.
  • Colour was not explained 
  • Magnetic moments (orbital contribution) was not explained
  • Could not explain why ud+sd metals form low spin complex with any ligand

 

-

 

 It's only explained by CFT structure where d4 configuration invalue are limitation of VBT

 


Option 1)

VBT

Option 2)

CFT

Option 3)

Both

Option 4)

None

Posted by

Aadil

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