ENERGY
C
2s
2p
atomic orbital
O
2s
2p
atomic orbital
4σ
CO
2σ
1σ
3σ
2??????
1??????
molecular orbital
C (Z=6) [He], 2s
2
,2p
2
O (Z=8) [He], 2s
2
,2p
4
Molecularenergy
diagramforcarbon
monoxide(CO)
ENERGY
O
2s
2p
N
2s
2p
atomic orbital atomic orbital
NO
2σ
1σ
3σ
4σ
2??????
1??????
molecular orbital
N (Z=7) [He], 2s
2
,2p
3
O (Z=8) [He], 2s
2
,2p
4
Molecularenergy
diagramfornitric
oxide(NO)