Which one of the following molecules is expected to exhibit diamagnetic behaviour ?
$C_2$
$F_2$
$O_2$
$S_2$
Which of the following is paramagnetic ?
The pairs of species of oxygen and their magnetic behaviour are noted below. Which of the following presents the correct description ?
The incorrect statement regarding molecular orbital $(s)$ is
Stability of the species $Li_2, Li_2^-$ and $Li_2^+$ increases in the order of :
According to $MO$ theory which of the lists ranks the nitrogen species in terms of increasing bond order?