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

using model chemistry: B3LYP/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at B3LYP/aug-cc-pVQZ
 hartrees
Energy at 0K-238.435634
Energy at 298.15K-238.436875
HF Energy-238.435634
Nuclear repulsion energy70.167074
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 B3LYP/aug-cc-pVQZ
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' 3114 3017 18.25      
2 A' 1166 1129 94.62      
3 A' 982 952 5.83      
4 A' 548 531 4.02      
5 A" 1327 1286 45.26      
6 A" 1172 1135 261.25      

Unscaled Zero Point Vibrational Energy (zpe) 4154.4 cm-1
Scaled (by 0.9689) Zero Point Vibrational Energy (zpe) 4025.2 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 B3LYP/aug-cc-pVQZ
ABC
2.24484 0.36577 0.31922

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.508 0.000
H2 -0.714 1.301 0.000
F3 0.030 -0.242 1.097
F4 0.030 -0.242 -1.097

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.08711.32851.3285
H21.08712.03372.0337
F31.32852.03372.1932
F41.32852.03372.1932

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 114.308 H2 C1 F4 114.308
F3 C1 F4 111.270
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.506      
2 H 0.341      
3 F -0.424      
4 F -0.424      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.722 1.174 0.000 1.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.576 -1.003 0.000
y -1.003 -15.094 0.000
z 0.000 0.000 -17.727
Traceless
 xyz
x 0.835 -1.003 0.000
y -1.003 1.557 0.000
z 0.000 0.000 -2.392
Polar
3z2-r2-4.784
x2-y2-0.481
xy-1.003
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.315 -0.106 0.000
y -0.106 2.593 0.000
z 0.000 0.000 2.813


<r2> (average value of r2) Å2
<r2> 36.547
(<r2>)1/2 6.045