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

using model chemistry: TPSSh/TZVP

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/TZVP
 hartrees
Energy at 0K-238.411976
Energy at 298.15K 
HF Energy-238.411976
Nuclear repulsion energy69.860601
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/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 A' 3106 2994 26.88 94.93 0.26 0.41
2 A' 1159 1117 102.47 4.82 0.18 0.30
3 A' 1018 981 7.83 3.04 0.41 0.58
4 A' 541 521 4.55 1.84 0.72 0.84
5 A" 1336 1288 53.42 4.55 0.75 0.86
6 A" 1167 1125 268.06 4.65 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4163.9 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 4012.7 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/TZVP
ABC
2.22528 0.36255 0.31662

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.512 0.000
H2 -0.731 1.292 0.000
F3 0.030 -0.242 1.101
F4 0.030 -0.242 -1.101

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09051.33491.3349
H21.09052.03692.0369
F31.33492.03692.2025
F41.33492.03692.2025

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 113.859 H2 C1 F4 113.859
F3 C1 F4 111.169
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.224      
2 H 0.103      
3 F -0.164      
4 F -0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.755 1.238 0.000 1.451
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 1.653 -0.196 0.000
y -0.196 2.087 0.000
z 0.000 0.000 2.336


<r2> (average value of r2) Å2
<r2> 36.688
(<r2>)1/2 6.057