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Which complex shows limitation of CFT?

  • Option 1)

    [CoCl_6]^{3-}

  • Option 2)

    [Ni(CO)_4]

  • Option 3)

    [Fe(CN)_6]^{4-}

  • Option 4)

    [Ag(CN)_2]^{-1}

 

Answers (1)

As we learnt

 

Limitation of CFT -

 

  • Does not talk about covalent character 
  • If metal and ligand are neutral, according to this theory complex should not form, but \left [ Ni\left ( Co\right )_{4} \right ] exists

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Option 1)

[CoCl_6]^{3-}

Option 2)

[Ni(CO)_4]

Option 3)

[Fe(CN)_6]^{4-}

Option 4)

[Ag(CN)_2]^{-1}

Posted by

Vakul

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