Which of the following statement is not correct from the view point of molecular orbital theory?

Options

A. `Be_2` is not a stable molecule
B. `He_2` si not stable but `He_2^(+)` is expected to exist.
C. Bond stregth of `N_2` is maximum amongst the homonuclear diatomic molecules belonging to the second period.
D. The order of energies of molecular orbital in `N_2` molecule is
`sigma2s lt sigma**2s lt sigma2p_z lt (pi 2 p_x = pi2p_y) lt (pi**2p_x = pi**2p_y) lt sigma**2p_z`

Answer

D