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

using model chemistry: PBEPBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/3-21G
 hartrees
Energy at 0K-310.996027
Energy at 298.15K 
HF Energy-310.996027
Nuclear repulsion energy115.743956
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 PBEPBE/3-21G
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 1876 1859 267.92 3.88 0.33 0.50
2 A1 910 902 25.74 7.39 0.11 0.20
3 A1 530 525 5.02 1.83 0.75 0.86
4 B1 714 708 21.05 0.59 0.75 0.86
5 B2 1229 1218 301.68 0.56 0.75 0.86
6 B2 587 581 6.87 3.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2922.8 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 2896.2 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 PBEPBE/3-21G
ABC
0.36696 0.36689 0.18346

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.357
C2 0.000 0.000 0.152
F3 0.000 1.100 -0.654
F4 0.000 -1.100 -0.654

Atom - Atom Distances (Å)
  O1 C2 F3 F4
O11.20522.29172.2917
C21.20521.36311.3631
F32.29171.36312.1993
F42.29171.36312.1993

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 126.222 O1 C2 F4 126.222
F3 C2 F4 107.557
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.390      
2 C 0.805      
3 F -0.208      
4 F -0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.927 0.927
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.310 0.000 0.000
y 0.000 -20.655 0.000
z 0.000 0.000 -22.733
Traceless
 xyz
x 3.384 0.000 0.000
y 0.000 -0.134 0.000
z 0.000 0.000 -3.250
Polar
3z2-r2-6.500
x2-y22.345
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.837 0.000 0.000
y 0.000 1.762 0.000
z 0.000 0.000 2.393


<r2> (average value of r2) Å2
<r2> 57.172
(<r2>)1/2 7.561