During change of $O_2$ to $O_2^-$ ion, the electron adds on which one of the following orbitals
${\sigma ^ * }$ orbital
${\sigma}$ orbital
${\pi ^ * }$ orbital
${\pi}$ orbital
What is $\mathrm{LCAO}$ ? Explain .
When two atoms of chlorine combine to form one molecule of chlorine gas, the energy of the molecule
In which of following option is wrong about stability of diatomic molecules
Which of the following is paramagnetic as well as it has fractional bond order ?
If ${N_x}$ is the number of bonding orbitals of an atom and ${N_y}$ is the number of antibonding orbitals, then the molecule/atom will be stable if