Which of the following is isoelectronic pair?

C N^{-}, O_{3}

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C l O_{2}, B r F_{2}

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B r O_{2}^{-}, B r F_{2}^{+}

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I {C l}_{2}, C l O_{3}

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Solution

The correct option is C $B r O_{2}^{-}, B r F_{2}^{+}$
Both $B r O_{2}^{-} (35 + 2 \times 8 + 1 = 52)$ and $B r F_{2}^{+} (35 + 2 \times 9 - 1 = 52)$ have $52$ electrons.

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Similar questions

N O_{3}^{-}, C O_{3}^{2 -}, C l O_{3}^{-}, S O_{2}

Which among the following are isoelectronic $N O_{3}^{-}, C O_{3}^{2 -}, C l O_{3}^{-}, S O_{2}$

N O_{3}^{-}, C O_{3}^{2 -}, C l O_{3}^{-}, {S O}_{3}

{C l O_{3}}^{-} + C l^{-} \to C l_{2} + C l O_{2}

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