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

using model chemistry: B3PW91/daug-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 B3PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-238.326735
Energy at 298.15K 
HF Energy-238.326735
Nuclear repulsion energy70.337508
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 B3PW91/daug-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' 3122 3122 19.37 93.43 0.20 0.34
2 A' 1184 1184 93.87 5.11 0.27 0.42
3 A' 983 983 6.67 0.82 0.75 0.86
4 A' 552 552 4.02 0.96 0.67 0.80
5 A" 1330 1330 63.74 1.71 0.75 0.86
6 A" 1195 1195 240.42 3.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4182.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4182.6 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 B3PW91/daug-cc-pVTZ
ABC
2.25372 0.36770 0.32086

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.506 0.000
H2 -0.715 1.301 0.000
F3 0.030 -0.241 1.094
F4 0.030 -0.241 -1.094

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.08891.32481.3248
H21.08892.03202.0320
F31.32482.03202.1874
F41.32482.03202.1874

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 114.322 H2 C1 F4 114.322
F3 C1 F4 111.290
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.437      
2 H 0.707      
3 F -0.572      
4 F -0.572      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.718 1.135 0.000 1.343
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.464 -1.010 0.000
y -1.010 -14.973 0.000
z 0.000 0.000 -17.517
Traceless
 xyz
x 0.781 -1.010 0.000
y -1.010 1.517 0.000
z 0.000 0.000 -2.298
Polar
3z2-r2-4.596
x2-y2-0.491
xy-1.010
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.307 -0.104 0.000
y -0.104 2.572 0.000
z 0.000 0.000 2.774


<r2> (average value of r2) Å2
<r2> 36.326
(<r2>)1/2 6.027