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JEE Main & Advanced JEE Main Paper (Held On 12 April 2014)

  • question_answer
    Among the following species the one which causes the highest \[CFSE,{{\Delta }_{0}}\]as a ligand is:   [JEE Main Online Paper ( Held On 12 Apirl  2014 )

    A) \[C{{N}^{-}}\]                   

    B) \[N{{H}_{3}}\]

    C) \[{{F}^{-}}\]                                       

    D) CO

    Correct Answer: D

    Solution :

                    Following is the order of increasing value of \[{{\Delta }_{o}}\] for the ligands. \[{{I}^{-}}<B{{r}^{-}}C{{l}^{-}}<{{F}^{-}}<{{H}_{2}}O<Py=N{{H}_{3}}<en<NO_{2}^{-}\]\[<<C{{N}^{-}}<CO\]


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