return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-177.817498
Energy at 298.15K 
HF Energy-177.817498
Nuclear repulsion energy67.681728
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 wB97X-D/6-311G**
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' 3283 3140 2.47 41.77 0.71 0.83
2 A' 3217 3077 9.58 116.84 0.26 0.42
3 A' 3180 3041 1.10 53.61 0.18 0.31
4 A' 1743 1668 110.54 23.14 0.08 0.15
5 A' 1417 1356 4.75 3.20 0.53 0.69
6 A' 1340 1282 1.95 16.32 0.56 0.71
7 A' 1187 1136 110.74 1.63 0.19 0.32
8 A' 950 909 39.17 4.25 0.39 0.56
9 A' 492 470 4.40 1.92 0.67 0.81
10 A" 986 943 28.06 1.51 0.75 0.86
11 A" 904 864 65.08 2.16 0.75 0.86
12 A" 742 710 1.99 4.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9720.2 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 9297.4 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 wB97X-D/6-311G**
ABC
2.19807 0.35567 0.30614

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.431 0.000
C2 1.184 -0.148 0.000
F3 -1.142 -0.271 0.000
H4 -0.180 1.500 0.000
H5 1.281 -1.226 0.000
H6 2.074 0.465 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 H4 H5 H6
C11.31771.34021.08422.09482.0745
C21.31772.32852.13961.08241.0813
F31.34022.32852.01502.60443.2991
H41.08422.13962.01503.09352.4811
H52.09481.08242.60443.09351.8678
H62.07451.08133.29912.48111.8678

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 121.249 C1 C2 H6 119.382
C2 C1 F3 122.338 C2 C1 H4 125.664
F3 C1 H4 111.997 H5 C2 H6 119.368
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.130      
2 C -0.310      
3 F -0.216      
4 H 0.119      
5 H 0.143      
6 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.109 0.859 0.000 1.403
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.402 -0.703 0.000
y -0.703 -15.256 0.000
z 0.000 0.000 -18.861
Traceless
 xyz
x -0.343 -0.703 0.000
y -0.703 2.875 0.000
z 0.000 0.000 -2.532
Polar
3z2-r2-5.063
x2-y2-2.146
xy-0.703
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.551 -0.574 0.000
y -0.574 3.353 0.000
z 0.000 0.000 1.899


<r2> (average value of r2) Å2
<r2> 42.717
(<r2>)1/2 6.536