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

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-238.291739
Energy at 298.15K-238.292979
HF Energy-238.291739
Nuclear repulsion energy70.025577
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 mPW1PW91/aug-cc-pVDZ
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' 3162 3030 18.44      
2 A' 1174 1125 95.54      
3 A' 981 940 6.19      
4 A' 541 518 4.23      
5 A" 1319 1264 65.41      
6 A" 1190 1140 239.33      

Unscaled Zero Point Vibrational Energy (zpe) 4183.5 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 4009.0 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 mPW1PW91/aug-cc-pVDZ
ABC
2.22250 0.36514 0.31840

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.511 0.000
H2 -0.723 1.305 0.000
F3 0.030 -0.243 1.097
F4 0.030 -0.243 -1.097

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09481.33121.3312
H21.09482.04172.0417
F31.33122.04172.1949
F41.33122.04172.1949

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 114.262 H2 C1 F4 114.262
F3 C1 F4 111.054
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.837      
2 H -0.177      
3 F -0.330      
4 F -0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.721 1.212 0.000 1.410
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.500 -1.013 0.000
y -1.013 -14.977 0.000
z 0.000 0.000 -17.656
Traceless
 xyz
x 0.816 -1.013 0.000
y -1.013 1.601 0.000
z 0.000 0.000 -2.417
Polar
3z2-r2-4.834
x2-y2-0.523
xy-1.013
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.150 -0.119 0.000
y -0.119 2.461 0.000
z 0.000 0.000 2.693


<r2> (average value of r2) Å2
<r2> 36.575
(<r2>)1/2 6.048