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

using model chemistry: PBEPBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-238.189037
Energy at 298.15K 
HF Energy-238.189037
Nuclear repulsion energy69.647010
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/Def2TZVPP
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' 3022 2985 25.95 101.17 0.25 0.39
2 A' 1137 1123 84.42 4.81 0.20 0.33
3 A' 958 947 7.05 2.53 0.37 0.54
4 A' 530 523 3.00 1.59 0.71 0.83
5 A" 1280 1265 51.64 3.13 0.75 0.86
6 A" 1142 1129 233.98 4.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4034.4 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 3985.6 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/Def2TZVPP
ABC
2.21629 0.36009 0.31457

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.031 0.512 0.000
H2 -0.733 1.302 0.000
F3 0.031 -0.243 1.105
F4 0.031 -0.243 -1.105

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09881.33811.3381
H21.09882.04702.0470
F31.33812.04702.2101
F41.33812.04702.2101

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 113.920 H2 C1 F4 113.920
F3 C1 F4 111.342
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.155      
2 H 0.103      
3 F -0.129      
4 F -0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.738 1.004 0.000 1.246
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.618 -0.974 0.000
y -0.974 -15.083 0.000
z 0.000 0.000 -17.382
Traceless
 xyz
x 0.615 -0.974 0.000
y -0.974 1.417 0.000
z 0.000 0.000 -2.032
Polar
3z2-r2-4.063
x2-y2-0.535
xy-0.974
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.947 -0.192 0.000
y -0.192 2.347 0.000
z 0.000 0.000 2.617


<r2> (average value of r2) Å2
<r2> 36.878
(<r2>)1/2 6.073