Molecular Orbital Constants for Carbon dioxide (CO2) MO B (eV) U (eV) N Q DblIon Special Remarks 3greek:sigma1g 42.04 75.72 2 1 No none none 2greek:sigma2u 40.60 78.38 2 1 No none none 4greek:sigma1g 21.62 74.66 2 1 No none none 3greek:sigma2u 20.27 71.56 2 1 No none none 1greek:piu 19.70 49.97 4 1 No none none 1greek:pig 13.77 64.43 4 1 No none none