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 C2H3Cl (Ethene, chloro-)

using model chemistry: M06-2X/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G*
 hartrees
Energy at 0K-538.108294
Energy at 298.15K-538.111034
HF Energy-538.108294
Nuclear repulsion energy88.736631
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 M06-2X/6-31G*
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' 3294 3120 1.64      
2 A' 3253 3081 4.64      
3 A' 3199 3030 0.41      
4 A' 1726 1635 47.38      
5 A' 1425 1350 7.59      
6 A' 1319 1249 13.75      
7 A' 1047 991 19.07      
8 A' 730 691 41.68      
9 A' 396 375 0.28      
10 A" 983 931 25.98      
11 A" 941 891 47.72      
12 A" 631 598 9.68      

Unscaled Zero Point Vibrational Energy (zpe) 9472.2 cm-1
Scaled (by 0.947) Zero Point Vibrational Energy (zpe) 8970.2 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 M06-2X/6-31G*
ABC
1.91090 0.19990 0.18097

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.763 0.000
C2 1.295 1.033 0.000
Cl3 -0.627 -0.859 0.000
H4 -0.779 1.515 0.000
H5 2.048 0.252 0.000
H6 1.625 2.067 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6
C11.32321.73911.08362.11042.0836
C21.32322.69792.12991.08451.0847
Cl31.73912.69792.37952.89703.6926
H41.08362.12992.37953.09642.4668
H52.11041.08452.89703.09641.8629
H62.08361.08473.69262.46681.8629

picture of Ethene, chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 122.131 C1 C2 H6 119.506
C2 C1 Cl3 122.956 C2 C1 H4 124.189
Cl3 C1 H4 112.855 H5 C2 H6 118.363
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.244      
2 C -0.329      
3 Cl -0.020      
4 H 0.215      
5 H 0.193      
6 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.696 1.493 0.000 1.648
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.121 -0.109 0.000
y -0.109 -22.762 0.000
z 0.000 0.000 -26.800
Traceless
 xyz
x 1.660 -0.109 0.000
y -0.109 2.198 0.000
z 0.000 0.000 -3.859
Polar
3z2-r2-7.717
x2-y2-0.359
xy-0.109
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.660 1.383 0.000
y 1.383 5.421 0.000
z 0.000 0.000 2.024


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000