In the molecular orbital diagram for the molecular ion, $N_2^ + $ , the number of electrons in the ${\sigma _{2p}}$ molecular orbital is
$0$
$2$
$3$
$1$
Which of the following diatomic molecular species has only $\pi$ bonds according to Molecular Orbital Theory?
Which of the following species exhibits the diamagnetic behaviour ?
Which of the following is paramagnetic as well as it has fractional bond order ?
Consider the ions/molecule
$O _{2}^{+}, O _{2}, O _{2}^{-}, O _{2}^{2-}$
For increasing bond order the correct option is ..... .
How many bonds (bond order) does $B_2$ have ?