The paramagnetic nature of oxygen can be explained by
Lewis-Langmuir concept
Electron-octet concept
Electron affinity concept
Molecular orbital concept
During change of $O^2$ to $O_2^-$ ion, the electron adds on which one of the following orbitals?
The bond order of a molecule is given by
Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them
The total number of electrons in all bonding molecular orbitals of $O_{2}^{2-}$ is $....\,.$
(Round off to the Nearest Integer).
The correct molecular orbital diagram for $\mathrm{F}_2$ molecule in the ground state is