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

using model chemistry: TPSSh/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-238.413095
Energy at 298.15K 
HF Energy-238.413095
Nuclear repulsion energy69.962851
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/aug-cc-pVTZ
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' 3100 2992 21.10 98.45 0.22 0.35
2 A' 1160 1119 92.89 5.80 0.22 0.37
3 A' 1005 970 6.09 0.86 0.71 0.83
4 A' 539 521 3.80 1.09 0.66 0.79
5 A" 1319 1273 43.73 1.96 0.75 0.86
6 A" 1166 1125 260.68 3.55 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4144.3 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 4000.1 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/aug-cc-pVTZ
ABC
2.21769 0.36449 0.31796

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.513 0.000
H2 -0.732 1.293 0.000
F3 0.030 -0.243 1.098
F4 0.030 -0.243 -1.098

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09011.33351.3335
H21.09012.03602.0360
F31.33352.03602.1966
F41.33352.03602.1966

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 113.921 H2 C1 F4 113.921
F3 C1 F4 110.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.207      
2 H 0.294      
3 F -0.250      
4 F -0.250      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.728 1.153 0.000 1.364
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 2.284 -0.119 0.000
y -0.119 2.589 0.000
z 0.000 0.000 2.824


<r2> (average value of r2) Å2
<r2> 36.600
(<r2>)1/2 6.050