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

using model chemistry: ROHF/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 ROHF/6-311G**
 hartrees
Energy at 0K-237.331529
Energy at 298.15K-237.332853
HF Energy-237.331529
Nuclear repulsion energy71.213881
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 ROHF/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' 3328 3037 31.66 76.01 0.23 0.38
2 A' 1279 1167 133.93 3.11 0.17 0.29
3 A' 1143 1043 19.52 2.40 0.60 0.75
4 A' 597 545 8.25 1.18 0.73 0.84
5 A" 1482 1352 99.91 2.83 0.75 0.86
6 A" 1309 1195 251.43 4.58 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4568.3 cm-1
Scaled (by 0.9126) Zero Point Vibrational Energy (zpe) 4169.1 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 ROHF/6-311G**
ABC
2.30007 0.37753 0.32939

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.030 0.503 0.000
H2 -0.720 1.275 0.000
F3 0.030 -0.238 1.079
F4 0.030 -0.238 -1.079

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.07631.30921.3092
H21.07632.00432.0043
F31.30922.00432.1583
F41.30922.00432.1583

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 113.965 H2 C1 F4 113.965
F3 C1 F4 111.028
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.425      
2 H 0.091      
3 F -0.258      
4 F -0.258      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.632 1.543 0.000 1.668
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.900 -0.818 0.000
y -0.818 -14.438 0.000
z 0.000 0.000 -17.848
Traceless
 xyz
x 1.242 -0.818 0.000
y -0.818 1.936 0.000
z 0.000 0.000 -3.179
Polar
3z2-r2-6.357
x2-y2-0.463
xy-0.818
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 35.492
(<r2>)1/2 5.958