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

using model chemistry: TPSSh/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 TPSSh/Def2TZVPP
 hartrees
Energy at 0K-238.421728
Energy at 298.15K 
HF Energy-238.421728
Nuclear repulsion energy69.983713
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 TPSSh/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' 3098 3098 26.22 93.21 0.24 0.38
2 A' 1164 1164 93.64 4.61 0.19 0.32
3 A' 1013 1013 7.59 2.17 0.42 0.60
4 A' 540 540 3.76 1.46 0.70 0.82
5 A" 1327 1327 50.54 2.74 0.75 0.86
6 A" 1172 1172 249.80 4.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4157.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4157.1 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 TPSSh/Def2TZVPP
ABC
2.22313 0.36445 0.31805

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.031 0.512 0.000
H2 -0.732 1.292 0.000
F3 0.031 -0.243 1.098
F4 0.031 -0.243 -1.098

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09031.33291.3329
H21.09032.03522.0352
F31.33292.03522.1967
F41.33292.03522.1967

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 113.881 H2 C1 F4 113.881
F3 C1 F4 110.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.225      
2 H 0.082      
3 F -0.154      
4 F -0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.722 1.126 0.000 1.337
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.855 -0.179 0.000
y -0.179 2.244 0.000
z 0.000 0.000 2.499


<r2> (average value of r2) Å2
<r2> 36.496
(<r2>)1/2 6.041