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

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-138.939444
Energy at 298.15K-138.940591
HF Energy-138.939444
Nuclear repulsion energy31.710436
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-pVDZ
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' 3067 3048 12.20      
2 A' 1391 1382 2.38      
3 A' 1132 1125 118.67      
4 A' 448 445 56.01      
5 A" 3238 3218 6.09      
6 A" 1114 1107 5.73      

Unscaled Zero Point Vibrational Energy (zpe) 5194.4 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 5162.7 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 PBEPBEultrafine/aug-cc-pVDZ
ABC
8.51046 1.00458 0.90433

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.023 0.665 0.000
F2 0.023 -0.693 0.000
H3 -0.175 1.123 0.976
H4 -0.175 1.123 -0.976

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.35771.09621.0962
F21.35772.07082.0708
H31.09622.07081.9522
H41.09622.07081.9522

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 114.688 F2 C1 H4 114.688
H3 C1 H4 125.850
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.714      
2 F -0.275      
3 H -0.219      
4 H -0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.360 1.174 0.000 1.227
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.873 -0.416 0.000
y -0.416 -11.858 0.000
z 0.000 0.000 -10.771
Traceless
 xyz
x -1.559 -0.416 0.000
y -0.416 -0.035 0.000
z 0.000 0.000 1.594
Polar
3z2-r23.188
x2-y2-1.016
xy-0.416
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.417 -0.032 0.000
y -0.032 2.770 0.000
z 0.000 0.000 2.480


<r2> (average value of r2) Å2
<r2> 18.860
(<r2>)1/2 4.343