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

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-37.216591
Energy at 298.15K 
HF Energy-37.216591
Nuclear repulsion energy36.536848
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 B3LYP/CEP-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' 3285 3181 20.39 38.33 0.58 0.74
2 A' 3232 3130 9.07 118.82 0.36 0.53
3 A' 3178 3078 0.31 71.84 0.23 0.38
4 A' 1693 1640 79.65 23.90 0.12 0.22
5 A' 1401 1357 3.05 11.08 0.57 0.73
6 A' 1290 1249 0.17 13.27 0.57 0.73
7 A' 1105 1070 86.05 4.17 0.26 0.41
8 A' 885 857 41.87 6.61 0.39 0.56
9 A' 451 436 4.13 3.96 0.68 0.81
10 A" 943 913 127.33 0.28 0.75 0.86
11 A" 900 872 24.88 12.13 0.75 0.86
12 A" 684 663 4.88 5.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9523.4 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 9222.4 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 B3LYP/CEP-31G
ABC
2.02505 0.33223 0.28541

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.464 0.000
C2 1.227 -0.124 0.000
F3 -1.176 -0.318 0.000
H4 -0.238 1.530 0.000
H5 1.340 -1.211 0.000
H6 2.121 0.505 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.36041.41201.09232.14462.1212
C21.36042.41042.20921.09251.0936
F31.41202.41042.07252.66943.3980
H41.09232.20922.07253.16222.5712
H52.14461.09252.66943.16221.8858
H62.12121.09363.39802.57121.8858

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 121.548 C1 C2 H6 119.222
C2 C1 F3 120.770 C2 C1 H4 128.175
F3 C1 H4 111.055 H5 C2 H6 119.229
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.042      
2 C -0.364      
3 F -0.221      
4 H 0.230      
5 H 0.216      
6 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.853 1.203 0.000 2.209
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.836 -1.120 0.000
y -1.120 -14.898 0.000
z 0.000 0.000 -19.180
Traceless
 xyz
x -0.797 -1.120 0.000
y -1.120 3.610 0.000
z 0.000 0.000 -2.813
Polar
3z2-r2-5.626
x2-y2-2.938
xy-1.120
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.716 -0.642 0.000
y -0.642 2.888 0.000
z 0.000 0.000 1.612


<r2> (average value of r2) Å2
<r2> 38.548
(<r2>)1/2 6.209