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-, (E)-)

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 no C2H 1Ag
Energy calculated at SVWN/6-31+G**
 hartrees
Energy at 0K-995.038884
Energy at 298.15K-995.040680
HF Energy-995.038884
Nuclear repulsion energy176.085753
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 Ag 3158 3111 0.00      
2 Ag 1639 1614 0.00      
3 Ag 1245 1226 0.00      
4 Ag 860 848 0.00      
5 Ag 353 347 0.00      
6 Au 877 864 75.92      
7 Au 211 208 0.02      
8 Bg 758 746 0.00      
9 Bu 3155 3108 19.24      
10 Bu 1173 1156 14.30      
11 Bu 849 837 137.02      
12 Bu 232 228 2.86      
1 Ag 3158 3111 0.00      
2 Ag 1640 1616 0.00      
3 Ag 1244 1226 0.00      
4 Ag 860 847 0.00      
5 Ag 353 347 0.00      
6 Au 877 864 75.92      
7 Au 211 208 0.02      
8 Bg 757 746 0.00      
9 Bu 3155 3108 19.28      
10 Bu 1173 1156 14.27      
11 Bu 849 836 137.11      
12 Bu 232 228 2.87      

Unscaled Zero Point Vibrational Energy (zpe) 14509.2 cm-1
Scaled (by 0.9851) Zero Point Vibrational Energy (zpe) 14293.0 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 SVWN/6-31+G**
ABC
1.75864 0.05161 0.05014

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.365 0.558 0.000
C2 0.365 -0.558 0.000
H3 -1.459 0.560 0.000
H4 1.459 -0.560 0.000
Cl5 0.365 2.110 0.000
Cl6 -0.365 -2.110 0.000
C1 -0.365 0.557 0.000
C2 0.365 -0.557 0.000
H3 -1.460 0.560 0.000
H4 1.460 -0.560 0.000
Cl5 0.365 2.110 0.000
Cl6 -0.365 -2.110 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 H4 Cl5 Cl6 C7 C8 H9 H10 Cl11 Cl12
C11.33291.09442.13961.71572.66760.00041.33271.09452.13991.71552.6674
C21.33292.13961.09442.66761.71571.33270.00042.13991.09452.66741.7155
H31.09442.13963.12642.39422.88551.09422.13950.00043.12662.39422.8853
H42.13961.09443.12642.88552.39422.13951.09423.12660.00042.88532.3942
Cl51.71572.66762.39422.88554.28291.71612.66732.39402.88590.00034.2827
Cl62.66761.71572.88552.39424.28292.66731.71612.88592.39404.28270.0003
C70.00041.33271.09422.13951.71612.66731.33251.09442.13981.71592.6671
C81.33270.00042.13951.09422.66731.71611.33252.13981.09442.66711.7159
H91.09452.13990.00043.12662.39402.88591.09442.13983.12692.39402.8857
H102.13991.09453.12660.00042.88592.39402.13981.09443.12692.88572.3940
Cl111.71552.66742.39422.88530.00034.28271.71592.66712.39402.88574.2825
Cl122.66741.71552.88532.39424.28270.00032.66711.71592.88572.39404.2825

picture of Ethene, 1,2-dichloro-, (E)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 123.338 C1 C2 H4 123.405
C1 C2 Cl6 121.559 C1 C2 Cl6 121.595
C2 C1 H3 123.338 C2 C1 H3 123.405
C2 C1 Cl5 121.559 C2 C1 Cl5 121.595
H3 C1 Cl5 115.067 H3 C1 Cl5 115.035
H4 C2 Cl6 115.035 H4 C2 Cl6 115.067
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 -0.302      
2 C -0.302      
3 H 0.225      
4 H 0.225      
5 Cl 0.077      
6 Cl 0.077      
1 C -0.302      
2 C -0.302      
3 H 0.225      
4 H 0.225      
5 Cl 0.077      
6 Cl 0.077      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.579 -0.996 0.000
y -0.996 -39.482 0.000
z 0.000 0.000 -38.921
Traceless
 xyz
x 4.623 -0.996 0.000
y -0.996 -2.732 0.000
z 0.000 0.000 -1.891
Polar
3z2-r2-3.781
x2-y24.903
xy-0.996
xz0.000
yz0.000
Primitive
 xyz
x -34.576 -1.001 0.000
y -1.001 -39.491 0.000
z 0.000 0.000 -38.921
Traceless
 xyz
x 4.630 -1.001 0.000
y -1.001 -2.743 0.000
z 0.000 0.000 -1.888
Polar
3z2-r2-3.775
x2-y24.915
xy-1.001
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.899 0.615 0.000
y 0.615 11.599 0.000
z 0.000 0.000 4.361


<r2> (average value of r2) Å2
<r2> 189.626
(<r2>)1/2 13.770