NEET Sample Paper NEET Sample Test Paper-12

  • question_answer
    Which of the following is isoelectronic?

    A) \[C{{O}_{2}},N{{O}_{2}}\]                 

    B) \[NO_{2}^{-},C{{O}_{2}}\]

    C) \[C{{N}^{-}},CO\]                  

    D) \[S{{O}_{2}},C{{O}_{2}}\]

    Correct Answer: C

    Solution :

     Both \[C{{N}^{-}}\]and CO have 14 electrons.


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