JEE Main & Advanced JEE Main Paper (Held On 19 May 2012)

  • question_answer
    Which of the following has the square planar structure?     JEE Main  Online Paper (Held On 19  May  2012)

    A) \[Xe{{F}_{4}}\]                 

    B)                        \[NH_{4}^{+}\]

    C)                        \[BF_{4}^{-}\]                                   

    D)                        \[CC{{l}_{4}}\]

    Correct Answer: A

    Solution :

                    \[Xe{{F}_{4}}\]has square pyramidal structure, while\[NH_{4}^{+},BF_{4}^{-}\]and \[CC{{l}_{4}}\] have tetrahedral structure.


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