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

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-137.133070
Energy at 298.15K-137.134343
HF Energy-137.133070
Nuclear repulsion energy31.517402
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/STO-3G
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' 3275 2923 1.46      
2 A' 1616 1442 5.95      
3 A' 1316 1174 19.20      
4 A' 695 620 23.63      
5 A" 3453 3082 9.93      
6 A" 1199 1070 12.43      

Unscaled Zero Point Vibrational Energy (zpe) 5777.1 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 5155.5 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/STO-3G
ABC
8.62397 0.98418 0.89616

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.035 0.665 0.000
F2 0.035 -0.698 0.000
H3 -0.264 1.148 0.950
H4 -0.264 1.148 -0.950

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.36321.10691.1069
F21.36322.09792.0979
H31.10692.09791.8997
H41.10692.09791.8997

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 115.888 F2 C1 H4 115.888
H3 C1 H4 118.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.073      
2 F -0.050      
3 H 0.061      
4 H 0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.382 0.349 0.000 0.517
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.566 -0.398 0.000
y -0.398 -10.392 0.000
z 0.000 0.000 -9.795
Traceless
 xyz
x -0.473 -0.398 0.000
y -0.398 -0.211 0.000
z 0.000 0.000 0.684
Polar
3z2-r21.368
x2-y2-0.174
xy-0.398
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.349 -0.069 0.000
y -0.069 1.253 0.000
z 0.000 0.000 0.891


<r2> (average value of r2) Å2
<r2> 18.043
(<r2>)1/2 4.248