JEE Main & Advanced Chemistry Structure of Atom Question Bank Critical Thinking

  • question_answer Which of the following atoms and ions are isoelectronic i.e. have the same number of electrons with the neon atom [NCERT 1978]

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

    B)                 Oxygen atom

    C)                 \[Mg\] 

    D)                 \[{{N}^{-}}\]

    Correct Answer: A

    Solution :

                    \[{{F}^{-}}\] have the same number of electrons with the neon atom.

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