return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF2O (Carbonic difluoride)

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ
 hartrees
Energy at 0K-312.994658
Energy at 298.15K 
HF Energy-312.685569
Nuclear repulsion energy119.562854
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 B2PLYP=FULLultrafine/daug-cc-pVTZ
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 1955 1955 457.97 12.29 0.12 0.21
2 A1 968 968 60.81 9.31 0.05 0.10
3 A1 582 582 5.38 0.87 0.74 0.85
4 B1 780 780 34.36 0.43 0.75 0.86
5 B2 1231 1231 420.12 1.37 0.75 0.86
6 B2 616 616 6.43 1.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3065.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3065.5 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 B2PLYP=FULLultrafine/daug-cc-pVTZ
ABC
0.39324 0.39012 0.19584

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.317
C2 0.000 0.000 0.144
F3 0.000 1.062 -0.633
F4 0.000 -1.062 -0.633

Atom - Atom Distances (Å)
  O1 C2 F3 F4
O11.17262.22082.2208
C21.17261.31651.3165
F32.22081.31652.1243
F42.22081.31652.1243

picture of Carbonic difluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 F3 126.213 O1 C2 F4 126.213
F3 C2 F4 107.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability