MCQ
In which of the following pairs the two molecules have identical bond order
  • ${N_2},O_2^{2 + }$
  • B
    ${N_2}$, $O_2^ - $
  • C
    $N_2^ - $, ${O_2}$
  • D
    $O_2^ + $, ${N_2}$

Answer

Correct option: A.
${N_2},O_2^{2 + }$
(a) $B.O.$ $ = \frac{1}{2}[\,{N_b} - {N_a}]$

${N_2} = \frac{1}{2}[10 - 4] = \frac{6}{2} = 3$; $O_2^{2 + } = \frac{1}{2}[10 - 4] = \frac{6}{2} = 3.$

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