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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-138.910761
Energy at 298.15K-138.911994
HF Energy-138.910761
Nuclear repulsion energy31.890399
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 PBEPBE/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' 3072 3028 13.75      
2 A' 1463 1442 7.59      
3 A' 1185 1168 86.41      
4 A' 557 549 43.00      
5 A" 3215 3169 27.19      
6 A" 1150 1133 6.17      

Unscaled Zero Point Vibrational Energy (zpe) 5320.7 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 5244.6 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 PBEPBE/6-31G*
ABC
8.64460 1.01408 0.91622

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.028 0.659 0.000
F2 0.028 -0.689 0.000
H3 -0.211 1.123 0.961
H4 -0.211 1.123 -0.961

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.34801.09391.0939
F21.34802.06532.0653
H31.09392.06531.9227
H41.09392.06531.9227

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 115.109 F2 C1 H4 115.109
H3 C1 H4 122.995
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.094      
2 F -0.206      
3 H 0.150      
4 H 0.150      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.402 1.034 0.000 1.109
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.084 -0.442 0.000
y -0.442 -11.044 0.000
z 0.000 0.000 -10.449
Traceless
 xyz
x -1.338 -0.442 0.000
y -0.442 0.223 0.000
z 0.000 0.000 1.115
Polar
3z2-r22.230
x2-y2-1.040
xy-0.442
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.059 -0.125 0.000
y -0.125 1.996 0.000
z 0.000 0.000 1.883


<r2> (average value of r2) Å2
<r2> 18.341
(<r2>)1/2 4.283