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All results from a given calculation for CH2F (fluoromethyl radical)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-139.033293
Energy at 298.15K-139.034558
HF Energy-139.033293
Nuclear repulsion energy32.199159
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 mPW1PW91/6-31G**
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' 3168 3014 12.68      
2 A' 1508 1435 9.18      
3 A' 1234 1174 100.78      
4 A' 585 557 38.72      
5 A" 3320 3159 19.98      
6 A" 1190 1133 7.77      

Unscaled Zero Point Vibrational Energy (zpe) 5502.8 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 5235.9 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 mPW1PW91/6-31G**
ABC
8.81855 1.03378 0.93382

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.027 0.653 0.000
F2 0.027 -0.682 0.000
H3 -0.206 1.113 0.952
H4 -0.206 1.113 -0.952

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.33521.08301.0830
F21.33522.04552.0455
H31.08302.04551.9049
H41.08302.04551.9049

picture of fluoromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 H3 115.128 F2 C1 H4 115.128
H3 C1 H4 123.147
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.004      
2 F -0.253      
3 H 0.125      
4 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.384 1.213 0.000 1.272
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.953 -0.419 0.000
y -0.419 -11.003 0.000
z 0.000 0.000 -10.342
Traceless
 xyz
x -1.281 -0.419 0.000
y -0.419 0.145 0.000
z 0.000 0.000 1.136
Polar
3z2-r22.271
x2-y2-0.951
xy-0.419
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.061 -0.118 0.000
y -0.118 1.900 0.000
z 0.000 0.000 1.837


<r2> (average value of r2) Å2
<r2> 18.067
(<r2>)1/2 4.251