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

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-238.288766
Energy at 298.15K 
HF Energy-238.288766
Nuclear repulsion energy69.778058
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 B97D3/6-311+G(3df,2p)
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' 3036 2996 25.01 94.83 0.24 0.39
2 A' 1130 1115 87.52 5.75 0.21 0.35
3 A' 966 954 4.72 1.26 0.48 0.65
4 A' 532 525 3.20 1.28 0.64 0.78
5 A" 1290 1274 33.05 2.31 0.75 0.86
6 A" 1130 1115 267.09 3.75 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4041.6 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 3989.1 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 B97D3/6-311+G(3df,2p)
ABC
2.23144 0.36102 0.31560

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.031 0.510 0.000
H2 -0.734 1.294 0.000
F3 0.031 -0.242 1.104
F4 0.031 -0.242 -1.104

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09461.33571.3357
H21.09462.03992.0399
F31.33572.03992.2072
F41.33572.03992.2072

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 113.783 H2 C1 F4 113.783
F3 C1 F4 111.431
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.385      
2 H 0.139      
3 F -0.262      
4 F -0.262      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.723 1.105 0.000 1.321
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.495 -0.984 0.000
y -0.984 -15.067 0.000
z 0.000 0.000 -17.560
Traceless
 xyz
x 0.818 -0.984 0.000
y -0.984 1.461 0.000
z 0.000 0.000 -2.279
Polar
3z2-r2-4.558
x2-y2-0.428
xy-0.984
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.241 -0.122 0.000
y -0.122 2.573 0.000
z 0.000 0.000 2.864


<r2> (average value of r2) Å2
<r2> 36.794
(<r2>)1/2 6.066