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

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-138.978563
Energy at 298.15K-138.979715
HF Energy-138.978563
Nuclear repulsion energy31.943676
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 PBEPBEultrafine/aug-cc-pVTZ
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' 3063 3028 12.26      
2 A' 1411 1395 3.39      
3 A' 1152 1139 119.00      
4 A' 448 443 57.40      
5 A" 3217 3181 6.41      
6 A" 1128 1115 5.87      

Unscaled Zero Point Vibrational Energy (zpe) 5209.2 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 5150.8 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
8.68283 1.01842 0.91718

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.023 0.659 0.000
F2 0.023 -0.688 0.000
H3 -0.170 1.119 0.967
H4 -0.170 1.119 -0.967

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.34741.08811.0881
F21.34742.05902.0590
H31.08812.05901.9338
H41.08812.05901.9338

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 115.021 F2 C1 H4 115.021
H3 C1 H4 125.396
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.398      
2 F -0.261      
3 H 0.330      
4 H 0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.351 1.130 0.000 1.183
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.831 -0.410 0.000
y -0.410 -11.823 0.000
z 0.000 0.000 -10.753
Traceless
 xyz
x -1.543 -0.410 0.000
y -0.410 -0.031 0.000
z 0.000 0.000 1.574
Polar
3z2-r23.148
x2-y2-1.008
xy-0.410
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.535 -0.026 0.000
y -0.026 2.795 0.000
z 0.000 0.000 2.545


<r2> (average value of r2) Å2
<r2> 18.683
(<r2>)1/2 4.322