Which of the following would have same magnetic nature whether $sp$ mixing is operative or not?
$C_2$
$B_2$
$O_2$
All of these
Theory based
The number of species from the following which are paramagnetic and with bond order equal to one is___________
$\mathrm{H}_2, \mathrm{He}_2^{+}, \mathrm{O}_2^{+}, \mathrm{N}_2^{2-}, \mathrm{O}_2^{2-}, \mathrm{F}_2, \mathrm{Ne}_2^{+}, \mathrm{B}_2$
Which of the following is paramagnetic
Assuming that Hund's rule is violated, the bond order and magnetic nature of the diatomic molecule $B_2$ is
Sum of bond order of $\mathrm{CO}$ and $\mathrm{NO}^{+}$is____________.
The total number of electrons in all bonding molecular orbitals of $O_{2}^{2-}$ is $….\,.$
(Round off to the Nearest Integer).
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