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All results from a given calculation for CHClCHCl (Ethene, 1,2-dichloro-, (E)-)

using model chemistry: MP2=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP2=FULL/6-31G**
 hartrees
Energy at 0K-996.389562
Energy at 298.15K-996.391462
HF Energy-995.833267
Nuclear repulsion energy175.769061
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 MP2=FULL/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 Ag 3322 3104 0.00      
2 Ag 1681 1571 0.00      
3 Ag 1348 1260 0.00      
4 Ag 899 840 0.00      
5 Ag 362 338 0.00      
6 Au 963 900 61.96      
7 Au 220 206 0.48      
8 Bg 784 733 0.00      
9 Bu 3318 3101 14.50      
10 Bu 1280 1196 20.35      
11 Bu 875 817 106.44      
12 Bu 246 229 3.61      

Unscaled Zero Point Vibrational Energy (zpe) 7648.8 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 7147.1 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 MP2=FULL/6-31G**
ABC
1.77760 0.05128 0.04985

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.667 0.000
C2 0.000 -0.667 0.000
H3 0.902 1.257 0.000
H4 -0.902 -1.257 0.000
Cl5 -1.466 1.570 0.000
Cl6 1.466 -1.570 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 H4 Cl5 Cl6
C11.33341.07822.12501.72182.6744
C21.33342.12501.07822.67441.7218
H31.07822.12503.09492.38802.8836
H42.12501.07823.09492.88362.3880
Cl51.72182.67442.38802.88364.2961
Cl62.67441.72182.88362.38804.2961

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 123.227 C1 C2 Cl6 121.662
C2 C1 H3 123.227 C2 C1 Cl5 121.662
H3 C1 Cl5 115.111 H4 C2 Cl6 115.111
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability