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: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-312.983929
Energy at 298.15K 
HF Energy-312.983929
Nuclear repulsion energy118.463428
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 B97D3/TZVP
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 1920 1893 453.84 8.47 0.20 0.33
2 A1 922 909 63.45 7.89 0.08 0.15
3 A1 565 557 5.15 1.66 0.74 0.85
4 B1 744 733 31.39 0.72 0.75 0.86
5 B2 1161 1144 450.44 0.67 0.75 0.86
6 B2 599 590 3.44 3.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2955.5 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 2913.0 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 B97D3/TZVP
ABC
0.38464 0.38410 0.19218

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.326
C2 0.000 0.000 0.147
F3 0.000 1.075 -0.638
F4 0.000 -1.075 -0.638

Atom - Atom Distances (Å)
  O1 C2 F3 F4
O11.17832.23882.2388
C21.17831.33131.3313
F32.23881.33132.1495
F42.23881.33132.1495

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 126.169 O1 C2 F4 126.169
F3 C2 F4 107.663
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.214      
2 C 0.441      
3 F -0.113      
4 F -0.113      


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 -0.963 0.963
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.758 0.000 0.000
y 0.000 -21.253 0.000
z 0.000 0.000 -23.123
Traceless
 xyz
x 3.430 0.000 0.000
y 0.000 -0.312 0.000
z 0.000 0.000 -3.118
Polar
3z2-r2-6.236
x2-y22.495
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.487 0.000 0.000
y 0.000 2.390 0.000
z 0.000 0.000 3.087


<r2> (average value of r2) Å2
<r2> 55.459
(<r2>)1/2 7.447