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

using model chemistry: ROHF/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 ROHF/6-31G
 hartrees
Energy at 0K-138.359391
Energy at 298.15K-138.360771
HF Energy-138.359391
Nuclear repulsion energy31.585075
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 ROHF/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' 3338 2989 8.73      
2 A' 1596 1429 8.63      
3 A' 1177 1054 108.19      
4 A' 845 756 18.24      
5 A" 3503 3136 20.22      
6 A" 1239 1110 10.16      

Unscaled Zero Point Vibrational Energy (zpe) 5849.1 cm-1
Scaled (by 0.8953) Zero Point Vibrational Energy (zpe) 5236.7 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 ROHF/6-31G
ABC
8.87645 0.98051 0.89459

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.033 0.680 0.000
F2 0.033 -0.699 0.000
H3 -0.249 1.106 0.938
H4 -0.249 1.106 -0.938

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.37891.06871.0687
F21.37892.05392.0539
H31.06872.05391.8769
H41.06872.05391.8769

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 113.496 F2 C1 H4 113.496
H3 C1 H4 122.830
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.113      
2 F -0.433      
3 H 0.160      
4 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.489 2.240 0.000 2.293
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.920 -0.467 0.000
y -0.467 -11.545 0.000
z 0.000 0.000 -10.429
Traceless
 xyz
x -0.933 -0.467 0.000
y -0.467 -0.371 0.000
z 0.000 0.000 1.303
Polar
3z2-r22.607
x2-y2-0.375
xy-0.467
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 18.577
(<r2>)1/2 4.310