NEET NEET SOLVED PAPER 2017

  • question_answer
    Which of the following pairs of compounds is isoelectronic and isostructural?     

    A) \[I{{F}_{3}},Xe{{F}_{2}}\]                             

    B) \[BeC{{l}_{2}},Xe{{F}_{2}}\]

    C)  \[Te{{l}_{2}},Xe{{F}_{2}}\]                          

    D)  \[IBr_{2}^{-},Xe{{F}_{2}}\]

    Correct Answer: D

    Solution :

                    \[IBr_{2}^{-},\,Xe{{F}_{2}}\] Total number of valence electrons are equal in both the species and the species are linear also. 


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