Molecular orbital electronic configurations and bond order values are :
O2:σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,σ2pz2,π2px2=π2py2 π⋆2px1=π⋆2py1
B.O.
=(Nb−Na)=(10−6)=2 NO+:σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,σ2pz2,π2px2=π2py2
B.O.
=(10−4)=3 CN−:σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,π2px2=π2py2,σ2pz2
B.O.
=(10−4)=3 CO:σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,π2px2=π2py2,σ2pz2
B.O.
=(10−4)=3 N2:σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,π2px2=π2py2,σ2pz2
B.O.
=(10−4)=3 O2−=σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,σ2pz2,π2px2=π2py2π⋆2px2=π⋆2py1
B.O.
=(10−7)=1.5 NO:σ1s2,σ⋆1s2,σ2s2,σ⋆2s2,σ2pz2,π2px2=π2py2 π⋆2px1
B.O.
=(10−5)=2.5