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

using model chemistry: B2PLYP=FULLultrafine/3-21G

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/3-21G
 hartrees
Energy at 0K-236.776409
Energy at 298.15K 
HF Energy-236.671033
Nuclear repulsion energy68.328928
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/3-21G
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' 3179 3179 36.96 73.83 0.26 0.41
2 A' 1145 1145 66.20 6.63 0.15 0.27
3 A' 980 980 9.64 6.35 0.46 0.63
4 A' 515 515 6.85 2.00 0.75 0.86
5 A" 1411 1411 62.17 5.62 0.75 0.86
6 A" 1226 1226 121.57 6.49 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4227.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4227.5 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/3-21G
ABC
2.20327 0.34229 0.30004

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.028 0.512 0.000
H2 -0.682 1.332 0.000
F3 0.028 -0.245 1.134
F4 0.028 -0.245 -1.134

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.08501.36391.3639
H21.08502.06852.0685
F31.36392.06852.2687
F41.36392.06852.2687

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 114.800 H2 C1 F4 114.800
F3 C1 F4 112.551
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability