The paramagnetic molecule at ground state among the following is

  • A

    ${H_2}$

  • B

    ${O_2}$

  • C

    ${N_2}$

  • D

    $CO$

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Sum of bond order of $\mathrm{CO}$ and $\mathrm{NO}^{+}$is____________.

  • [JEE MAIN 2024]

"Isoelectronic molecules and ions have identical bond orders." Explain by examples.

Bond energies in $NO,\,N{O^ + }$ and $N{O^ - }$ are such as

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Among the following species$N _{2}, N _{2}^{+}, N _{2}^{-}, N _{2}{ }^{2-}, O _{2}, O _{2}{ }^{+}, O _{2}^{-}, O _{2}{ }^{2-}$ the number of species showing diamagnetism is.

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