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All results from a given calculation for CHF2 (difluoromethyl radical)

using model chemistry: PBE1PBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at PBE1PBE/cc-pVDZ
 hartrees
Energy at 0K-238.091458
Energy at 298.15K-238.092713
HF Energy-238.091458
Nuclear repulsion energy70.212428
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 PBE1PBE/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3131 3011 31.33      
2 A' 1201 1155 95.11      
3 A' 994 956 11.07      
4 A' 553 532 4.56      
5 A" 1352 1300 125.76      
6 A" 1216 1169 167.71      

Unscaled Zero Point Vibrational Energy (zpe) 4223.6 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 4061.0 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 PBE1PBE/cc-pVDZ
ABC
2.24574 0.36643 0.31993

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.507 0.000
H2 -0.730 1.302 0.000
F3 0.030 -0.241 1.095
F4 0.030 -0.241 -1.095

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.10031.32631.3263
H21.10032.03952.0395
F31.32632.03952.1909
F41.32632.03952.1909

picture of difluoromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 114.057 H2 C1 F4 114.057
F3 C1 F4 111.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.257      
2 H 0.057      
3 F -0.157      
4 F -0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.673 1.102 0.000 1.291
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.081 -0.857 0.000
y -0.857 -14.484 0.000
z 0.000 0.000 -17.008
Traceless
 xyz
x 0.665 -0.857 0.000
y -0.857 1.560 0.000
z 0.000 0.000 -2.226
Polar
3z2-r2-4.451
x2-y2-0.597
xy-0.857
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.391 -0.272 0.000
y -0.272 1.732 0.000
z 0.000 0.000 1.977


<r2> (average value of r2) Å2
<r2> 36.132
(<r2>)1/2 6.011