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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-30.968008
Energy at 298.15K-30.969257
HF Energy-30.968008
Nuclear repulsion energy18.627260
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/CEP-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' 3130 3022 24.05      
2 A' 1458 1408 7.10      
3 A' 1169 1129 122.65      
4 A' 583 563 69.20      
5 A" 3285 3172 32.89      
6 A" 1159 1120 7.65      

Unscaled Zero Point Vibrational Energy (zpe) 5391.6 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 5206.7 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/CEP-31G*
ABC
8.50662 1.00293 0.90607

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.029 0.666 0.000
F2 0.029 -0.692 0.000
H3 -0.216 1.117 0.968
H4 -0.216 1.117 -0.968

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.35881.09551.0955
F21.35882.06642.0664
H31.09552.06641.9363
H41.09552.06641.9363

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 114.265 F2 C1 H4 114.265
H3 C1 H4 124.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.249      
2 F -0.151      
3 H 0.200      
4 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.557 1.481 0.000 1.582
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.354 -0.602 0.000
y -0.602 -11.173 0.000
z 0.000 0.000 -10.253
Traceless
 xyz
x -1.641 -0.602 0.000
y -0.602 0.130 0.000
z 0.000 0.000 1.510
Polar
3z2-r23.021
x2-y2-1.181
xy-0.602
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.249 -0.058 0.000
y -0.058 1.917 0.000
z 0.000 0.000 1.642


<r2> (average value of r2) Å2
<r2> 16.636
(<r2>)1/2 4.079