Which of the following molecular orbitals has two nodal planes
$\sigma \,2s$
$\pi \,2{p_y}$
${\pi ^*}\,2{p_y}$
${\sigma ^*}\,2{p_x}$
The correct molecular orbital diagram for $\mathrm{F}_2$ molecule in the ground state is
The correct electron affinity order is $(EA = -\Delta H_{EG})$
The correct bond order in the following species is
Which molecule has the highest bond order
The correct order of the $O-O$ bond length in $O_2, H_2O_2$ and $O_3$ is