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

using model chemistry: HF/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 HF/CEP-31G
 hartrees
Energy at 0K-27.319695
Energy at 298.15K-27.322532
Nuclear repulsion energy33.167260
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-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' 3469 3127 30.27      
2 A' 3452 3111 2.24      
3 A' 3358 3027 3.37      
4 A' 1805 1627 51.66      
5 A' 1528 1377 10.12      
6 A' 1398 1260 32.81      
7 A' 1125 1014 22.21      
8 A' 712 642 54.27      
9 A' 410 369 0.66      
10 A" 1101 993 87.35      
11 A" 1062 957 40.03      
12 A" 678 611 20.87      

Unscaled Zero Point Vibrational Energy (zpe) 10048.8 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 9058.0 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-31G
ABC
1.82962 0.18976 0.17193

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.556 0.000
C2 1.321 0.307 0.000
Cl3 -1.223 -0.775 0.000
H4 -0.459 1.526 0.000
H5 1.725 -0.692 0.000
H6 2.011 1.140 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6
C11.34461.80761.07402.12902.0941
C21.34462.76542.15831.07741.0808
Cl31.80762.76542.42502.94993.7586
H41.07402.15832.42503.11342.5007
H52.12901.07742.94993.11341.8532
H62.09411.08083.75862.50071.8532

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 122.664 C1 C2 H6 119.000
C2 C1 Cl3 121.944 C2 C1 H4 125.973
Cl3 C1 H4 112.083 H5 C2 H6 118.336
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.274      
2 C -0.242      
3 Cl -0.102      
4 H 0.250      
5 H 0.216      
6 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.920 1.651 0.000 2.532
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.316 -1.308 0.000
y -1.308 -23.212 0.000
z 0.000 0.000 -27.071
Traceless
 xyz
x 0.826 -1.308 0.000
y -1.308 2.481 0.000
z 0.000 0.000 -3.307
Polar
3z2-r2-6.613
x2-y2-1.104
xy-1.308
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.838 1.127 0.000
y 1.127 3.952 0.000
z 0.000 0.000 1.578


<r2> (average value of r2) Å2
<r2> 50.149
(<r2>)1/2 7.082