According to MO theory which of the following combination between the orbitals are not possible? (1) 2p_(z),2p_(z) (2) 2s,2p_(y) (3) 1s,2s (4) 2p_(x),2p_(x)

According to MO theory which of the following combination between the

1.	According to MO theory which of the following combination between the orbitals are not possible? (1) 2p_(z),2p_(z) (2) 2s,2p_(y) (3) 1s,2s (4) 2p_(x),2p_(x)
Answer» SOLUTION :(2) and (3)