The molecular orbital configuration of a diatomic molecule is

$\sigma \,\,1{s^2}\,\,{\sigma ^*}\,\,1{s^2}\,\sigma \,\,2{s^2}\,{\sigma ^*}\,2{s^2}\,\,\sigma \,2p_x^2\,\left\{ {{}_{\pi \,2p_z^2}^{\pi \,2p_y^2}} \right.$ 

Its bond order is

  • A

    $3$

  • B

    $2.5$

  • C

    $2$

  • D

    $1$

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