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All results from a given calculation for F2O (Difluorine monoxide)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-274.156197
Energy at 298.15K-274.157018
HF Energy-273.520749
Nuclear repulsion energy73.882373
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 950 910 10.63      
2 A1 484 464 1.16      
3 B2 883 845 51.79      

Unscaled Zero Point Vibrational Energy (zpe) 1158.6 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 1109.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at QCISD/6-311G*
ABC
1.98371 0.36719 0.30984

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.602
F2 0.000 1.099 -0.267
F3 0.000 -1.099 -0.267

Atom - Atom Distances (Å)
  O1 F2 F3
O11.40111.4011
F21.40112.1984
F31.40112.1984

picture of Difluorine monoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 O1 F3 103.350
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability