Molecular Orbital Constants for Ammonia (NH3) MO B (eV) U (eV) N Q DblIon Special Remarks 1a1 422.61 601.69 2 1 No none none 2a1 31.13 48.49 2 1 No none none 1e 17.19 35.62 4 1 No none none 3a1 10.85 43.25 2 1 No none none