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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-238.319182
Energy at 298.15K-238.320441
HF Energy-238.319182
Nuclear repulsion energy70.483229
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 B1B95/6-311G**
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' 3138 3013 28.58      
2 A' 1201 1153 101.67      
3 A' 1006 966 11.63      
4 A' 555 533 4.96      
5 A" 1361 1306 92.79      
6 A" 1214 1165 215.93      

Unscaled Zero Point Vibrational Energy (zpe) 4236.8 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 4067.7 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 B1B95/6-311G**
ABC
2.26381 0.36917 0.32235

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.506 0.000
H2 -0.725 1.289 0.000
F3 0.030 -0.240 1.091
F4 0.030 -0.240 -1.091

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.08811.32221.3222
H21.08812.02522.0252
F31.32222.02522.1827
F41.32222.02522.1827

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 113.972 H2 C1 F4 113.972
F3 C1 F4 111.260
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.242      
2 H 0.114      
3 F -0.178      
4 F -0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.728 1.170 0.000 1.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.120 -0.931 0.000
y -0.931 -14.588 0.000
z 0.000 0.000 -17.283
Traceless
 xyz
x 0.816 -0.931 0.000
y -0.931 1.613 0.000
z 0.000 0.000 -2.429
Polar
3z2-r2-4.858
x2-y2-0.532
xy-0.931
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.439 -0.222 0.000
y -0.222 1.776 0.000
z 0.000 0.000 2.040


<r2> (average value of r2) Å2
<r2> 36.009
(<r2>)1/2 6.001