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

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-996.012214
Energy at 298.15K-996.013816
HF Energy-995.733724
Nuclear repulsion energy167.800059
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/SDD
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 3261 3148 0.00      
2 Ag 1587 1532 0.00      
3 Ag 1314 1268 0.00      
4 Ag 780 753 0.00      
5 Ag 318 307 0.00      
6 Au 918 886 100.78      
7 Au 195 188 0.61      
8 Bg 640 618 0.00      
9 Bu 3257 3144 8.46      
10 Bu 1229 1186 18.26      
11 Bu 730 704 75.21      
12 Bu 216 209 4.82      

Unscaled Zero Point Vibrational Energy (zpe) 7221.8 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 6971.2 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/SDD
ABC
1.65932 0.04663 0.04535

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.678 0.000
C2 0.000 -0.678 0.000
H3 0.885 1.314 0.000
H4 -0.885 -1.314 0.000
Cl5 -1.581 1.608 0.000
Cl6 1.581 -1.608 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 H4 Cl5 Cl6
C11.35611.08962.17971.83412.7794
C21.35612.17971.08962.77941.8341
H31.08962.17973.16832.48313.0037
H42.17971.08963.16833.00372.4831
Cl51.83412.77942.48313.00374.5099
Cl62.77941.83413.00372.48314.5099

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 125.712 C1 C2 Cl6 120.461
C2 C1 H3 125.712 C2 C1 Cl5 120.461
H3 C1 Cl5 113.827 H4 C2 Cl6 113.827
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability