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

using model chemistry: B2PLYP=FULLultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at B2PLYP=FULLultrafine/6-311G*
 hartrees
Energy at 0K-238.220066
Energy at 298.15K 
HF Energy-238.035383
Nuclear repulsion energy70.120448
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 B2PLYP=FULLultrafine/6-311G*
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' 3163 3163 33.72 86.47 0.27 0.42
2 A' 1181 1181 97.25 4.39 0.17 0.29
3 A' 1044 1044 12.34 3.16 0.44 0.61
4 A' 550 550 4.84 1.71 0.73 0.85
5 A" 1375 1375 66.89 4.36 0.75 0.86
6 A" 1197 1197 236.69 4.55 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4254.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4254.8 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 B2PLYP=FULLultrafine/6-311G*
ABC
2.25824 0.36425 0.31864

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.031 0.508 0.000
H2 -0.735 1.280 0.000
F3 0.031 -0.240 1.099
F4 0.031 -0.240 -1.099

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.08761.32931.3293
H21.08762.02622.0262
F31.32932.02622.1972
F41.32932.02622.1972

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 113.558 H2 C1 F4 113.558
F3 C1 F4 111.467
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability