Two pi and half sigma bonds are present in
$O_2^ + $
$N_2$
$O_2$
$N_2^ + $
The hybridizations of atomic orbitals of nitrogen in $NO_2^+, NO_3^-$ and $NH_4^+$ respectively are
The incorrect statement regarding molecular orbital $(s)$ is
${{\rm{H}}{{\rm{e}}_2}}$ molecule is not possible.
Which of the following would have same magnetic nature whether $sp$ mixing is operative or not?
According to molecular theory, the species among the following that does not exist is