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

using model chemistry: B1B95/TZVP

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/TZVP
 hartrees
Energy at 0K-238.350368
Energy at 298.15K-238.351630
HF Energy-238.350368
Nuclear repulsion energy70.539024
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/TZVP
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' 3143 3007 23.94      
2 A' 1201 1149 106.92      
3 A' 1008 965 9.40      
4 A' 558 534 5.17      
5 A" 1358 1300 85.74      
6 A" 1215 1162 243.85      

Unscaled Zero Point Vibrational Energy (zpe) 4241.1 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 4058.3 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/TZVP
ABC
2.26856 0.36970 0.32273

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.505 0.000
H2 -0.718 1.294 0.000
F3 0.030 -0.240 1.091
F4 0.030 -0.240 -1.091

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.08711.32091.3209
H21.08712.02552.0255
F31.32092.02552.1814
F41.32092.02552.1814

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 114.170 H2 C1 F4 114.170
F3 C1 F4 111.318
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.227      
2 H 0.105      
3 F -0.166      
4 F -0.166      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.756 1.226 0.000 1.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.354 -0.979 0.000
y -0.979 -14.861 0.000
z 0.000 0.000 -17.675
Traceless
 xyz
x 0.915 -0.979 0.000
y -0.979 1.653 0.000
z 0.000 0.000 -2.568
Polar
3z2-r2-5.135
x2-y2-0.492
xy-0.979
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.634 -0.185 0.000
y -0.185 2.036 0.000
z 0.000 0.000 2.255


<r2> (average value of r2) Å2
<r2> 36.163
(<r2>)1/2 6.014