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All results from a given calculation for CH2CHF (Ethene, fluoro-)

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-175.247400
Energy at 298.15K 
HF Energy-175.247400
Nuclear repulsion energy66.574508
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 PBE1PBE/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' 3622 3195 1.56 28.69 0.74 0.85
2 A' 3465 3056 24.31 50.11 0.14 0.24
3 A' 3414 3011 11.54 23.55 0.51 0.68
4 A' 1876 1654 52.57 3.86 0.08 0.16
5 A' 1572 1387 2.57 5.94 0.75 0.85
6 A' 1418 1251 0.04 19.66 0.54 0.70
7 A' 1288 1136 24.55 2.39 0.15 0.26
8 A' 1031 909 6.18 4.26 0.46 0.63
9 A' 488 431 1.36 1.23 0.65 0.79
10 A" 1057 932 12.08 0.02 0.75 0.86
11 A" 925 816 30.19 0.43 0.75 0.86
12 A" 732 645 0.32 4.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10443.0 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 9211.8 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 PBE1PBE/STO-3G
ABC
2.18836 0.34026 0.29447

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.426 0.000
C2 1.206 -0.153 0.000
F3 -1.172 -0.265 0.000
H4 -0.125 1.527 0.000
H5 1.324 -1.238 0.000
H6 2.110 0.456 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.33821.36031.10722.12702.1103
C21.33822.38022.14361.09131.0902
F31.36032.38022.07452.67853.3598
H41.10722.14362.07453.12172.4786
H52.12701.09132.67853.12171.8678
H62.11031.09023.35982.47861.8678

picture of Ethene, fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 121.871 C1 C2 H6 120.345
C2 C1 F3 123.781 C2 C1 H4 122.176
F3 C1 H4 114.042 H5 C2 H6 117.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.015      
2 C -0.207      
3 F -0.064      
4 H 0.083      
5 H 0.086      
6 H 0.087      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.286 0.442 0.000 0.526
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.797 -0.254 0.000
y -0.254 -14.528 0.000
z 0.000 0.000 -16.564
Traceless
 xyz
x -0.251 -0.254 0.000
y -0.254 1.652 0.000
z 0.000 0.000 -1.401
Polar
3z2-r2-2.803
x2-y2-1.269
xy-0.254
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.872 -0.283 0.000
y -0.283 1.836 0.000
z 0.000 0.000 0.401


<r2> (average value of r2) Å2
<r2> 42.998
(<r2>)1/2 6.557