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All results from a given calculation for C2H3Cl (Ethene, chloro-)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-27.383384
Energy at 298.15K-27.386256
Nuclear repulsion energy33.812803
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 HF/CEP-121G*
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' 3422 3091 11.63      
2 A' 3400 3071 5.39      
3 A' 3320 3000 1.66      
4 A' 1793 1619 56.10      
5 A' 1516 1370 14.22      
6 A' 1407 1271 16.11      
7 A' 1126 1017 20.57      
8 A' 773 699 51.92      
9 A' 422 381 0.35      
10 A" 1071 967 60.02      
11 A" 1050 949 33.89      
12 A" 684 618 15.07      

Unscaled Zero Point Vibrational Energy (zpe) 9991.9 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 9026.7 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 HF/CEP-121G*
ABC
1.92545 0.19884 0.18023

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.528 0.000
C2 1.297 0.285 0.000
Cl3 -1.206 -0.737 0.000
H4 -0.428 1.513 0.000
H5 1.697 -0.714 0.000
H6 1.988 1.111 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6
C11.31941.74811.07412.10332.0720
C21.31942.70382.11771.07631.0772
Cl31.74812.70382.38082.90383.6906
H41.07412.11772.38083.07882.4500
H52.10331.07632.90383.07881.8479
H62.07201.07723.69062.45001.8479

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 122.467 C1 C2 H6 119.322
C2 C1 Cl3 123.019 C2 C1 H4 124.128
Cl3 C1 H4 112.852 H5 C2 H6 118.212
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.087      
2 C -0.396      
3 Cl -0.155      
4 H 0.233      
5 H 0.213      
6 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.369 1.220 0.000 1.834
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.503 -0.643 0.000
y -0.643 -22.743 0.000
z 0.000 0.000 -26.837
Traceless
 xyz
x 1.287 -0.643 0.000
y -0.643 2.426 0.000
z 0.000 0.000 -3.713
Polar
3z2-r2-7.427
x2-y2-0.760
xy-0.643
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.081 0.781 0.000
y 0.781 4.514 0.000
z 0.000 0.000 2.699


<r2> (average value of r2) Å2
<r2> 48.423
(<r2>)1/2 6.959