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

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-274.147943
Energy at 298.15K-274.148759
HF Energy-273.520124
Nuclear repulsion energy73.716160
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 MP2/6-311G**
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 941 895 10.86      
2 A1 481 457 0.94      
3 B2 867 824 52.24      

Unscaled Zero Point Vibrational Energy (zpe) 1144.7 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 1087.7 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 MP2/6-311G**
ABC
1.97861 0.36526 0.30834

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.602
F2 0.000 1.102 -0.268
F3 0.000 -1.102 -0.268

Atom - Atom Distances (Å)
  O1 F2 F3
O11.40411.4041
F21.40412.2042
F31.40412.2042

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 103.425
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability