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 CHClCHCl (Ethene, 1,2-dichloro-, (Z)-)

using model chemistry: SVWN/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at SVWN/6-31+G**
 hartrees
Energy at 0K-995.040867
Energy at 298.15K-995.042918
HF Energy-995.040867
Nuclear repulsion energy185.740438
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 SVWN/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3168 3121 0.03      
2 A1 1643 1618 44.86      
3 A1 1168 1151 0.28      
4 A1 742 731 20.00      
5 A1 163 161 0.14      
6 A2 851 838 0.00      
7 A2 417 411 0.00      
8 B1 679 669 75.51      
9 B2 3149 3102 20.48      
10 B2 1261 1242 18.48      
11 B2 870 857 94.92      
12 B2 576 567 2.99      
1 A1 3169 3122 0.03      
2 A1 1643 1618 44.87      
3 A1 1168 1151 0.28      
4 A1 741 730 19.99      
5 A1 163 161 0.14      
6 A2 850 838 0.00      
7 A2 417 411 0.00      
8 B1 678 668 75.50      
9 B2 3151 3104 20.51      
10 B2 1260 1242 18.54      
11 B2 870 857 94.99      
12 B2 576 567 2.99      

Unscaled Zero Point Vibrational Energy (zpe) 14685.5 cm-1
Scaled (by 0.9851) Zero Point Vibrational Energy (zpe) 14466.7 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 SVWN/6-31+G**
ABC
0.38976 0.08414 0.06920

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.667 0.959
C2 0.000 -0.667 0.959
H3 0.000 1.224 1.900
H4 0.000 -1.224 1.900
Cl5 0.000 1.633 -0.450
Cl6 0.000 -1.633 -0.450
C1 0.000 0.667 0.958
C2 0.000 -0.667 0.958
H3 0.000 1.224 1.900
H4 0.000 -1.224 1.900
Cl5 0.000 1.634 -0.450
Cl6 0.000 -1.634 -0.450

Atom - Atom Distances (Å)
  C1 C2 H3 H4 Cl5 Cl6 C7 C8 H9 H10 Cl11 Cl12
C11.33481.09402.11291.70782.69740.00021.33471.09362.11251.70802.6978
C21.33482.11291.09402.69741.70781.33470.00022.11251.09362.69781.7080
H31.09402.11292.44812.38573.69961.09422.11300.00042.44782.38573.7000
H42.11291.09402.44813.69962.38572.11301.09422.44780.00043.70002.3857
Cl51.70782.69742.38573.69963.26601.70762.69722.38543.69920.00063.2666
Cl62.69741.70783.69962.38573.26602.69721.70763.69922.38543.26660.0006
C70.00021.33471.09422.11301.70762.69721.33471.09382.11261.70792.6977
C81.33470.00022.11301.09422.69721.70761.33472.11261.09382.69771.7079
H91.09362.11250.00042.44782.38543.69921.09382.11262.44762.38543.6996
H102.11251.09362.44780.00043.69922.38542.11261.09382.44763.69962.3854
Cl111.70802.69782.38573.70000.00063.26661.70792.69772.38543.69963.2672
Cl122.69781.70803.70002.38573.26660.00062.69771.70793.69962.38543.2672

picture of Ethene, 1,2-dichloro-, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 120.587 C1 C2 H4 120.579
C1 C2 Cl6 124.455 C1 C2 Cl6 124.431
C2 C1 H3 120.587 C2 C1 H3 120.579
C2 C1 Cl5 124.455 C2 C1 Cl5 124.431
H3 C1 Cl5 114.981 H3 C1 Cl5 114.966
H4 C2 Cl6 114.966 H4 C2 Cl6 114.981
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.287      
2 C -0.287      
3 H 0.217      
4 H 0.217      
5 Cl 0.070      
6 Cl 0.070      
1 C -0.287      
2 C -0.287      
3 H 0.217      
4 H 0.217      
5 Cl 0.070      
6 Cl 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.851 1.851
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.969 0.000 0.000
y 0.000 -37.385 0.000
z 0.000 0.000 -32.835
Traceless
 xyz
x -3.859 0.000 0.000
y 0.000 -1.483 0.000
z 0.000 0.000 5.342
Polar
3z2-r210.683
x2-y2-1.584
xy0.000
xz0.000
yz0.000
Primitive
 xyz
x -38.968 0.000 0.000
y 0.000 -37.385 0.000
z 0.000 0.000 -32.837
Traceless
 xyz
x -3.857 0.000 0.000
y 0.000 -1.482 0.000
z 0.000 0.000 5.340
Polar
3z2-r210.679
x2-y2-1.584
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.373 0.000 0.000
y 0.000 9.712 0.000
z 0.000 0.000 7.151


<r2> (average value of r2) Å2
<r2> 146.929
(<r2>)1/2 12.121