During change of $O_2$ to $O_2^-$ ion, the electron adds on which one of the following orbitals?
$\pi ^*$ orbital
$\pi$ orbital
$\sigma ^*$ orbital
$\sigma$ orbital
The paramagnetic nature of oxygen molecule is best explained on the basis of
The incorrect statement is :-
Compare the relative stability of the following species and indicate their magnetic properties;
$O _{2}, O _{2}^{+}, O _{2}^{-}$ (superoxide), $O _{2}^{2-}$ (peroxide)
What is correct sequence of bond order
The bond order in ${N_2}$ molecule is