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

using model chemistry: PBEPBE/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 PBEPBE/6-311G*
 hartrees
Energy at 0K-138.953646
Energy at 298.15K-138.954875
HF Energy-138.953646
Nuclear repulsion energy31.911476
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/6-311G*
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' 3049 3017 15.10      
2 A' 1437 1422 4.56      
3 A' 1154 1142 102.22      
4 A' 550 544 49.89      
5 A" 3201 3168 24.49      
6 A" 1148 1137 7.05      

Unscaled Zero Point Vibrational Energy (zpe) 5269.4 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 5214.6 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/6-311G*
ABC
8.59825 1.01664 0.91781

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.028 0.661 0.000
F2 0.028 -0.688 0.000
H3 -0.211 1.114 0.964
H4 -0.211 1.114 -0.964

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.34841.09181.0918
F21.34842.05762.0576
H31.09182.05761.9280
H41.09182.05761.9280

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 114.548 F2 C1 H4 114.548
H3 C1 H4 123.992
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.239      
2 F -0.165      
3 H 0.202      
4 H 0.202      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.435 1.174 0.000 1.252
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.448 -0.486 0.000
y -0.486 -11.332 0.000
z 0.000 0.000 -10.545
Traceless
 xyz
x -1.510 -0.486 0.000
y -0.486 0.165 0.000
z 0.000 0.000 1.345
Polar
3z2-r22.691
x2-y2-1.116
xy-0.486
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.306 -0.106 0.000
y -0.106 2.054 0.000
z 0.000 0.000 1.866


<r2> (average value of r2) Å2
<r2> 18.465
(<r2>)1/2 4.297