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

using model chemistry: MP2=FULL/cc-pV(T+d)Z

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/cc-pV(T+d)Z
 hartrees
Energy at 0K-996.874374
Energy at 298.15K-996.876286
Nuclear repulsion energy176.843328
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/cc-pV(T+d)Z
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 3287 3117 0.00      
2 Ag 1652 1566 0.00      
3 Ag 1310 1242 0.00      
4 Ag 886 840 0.00      
5 Ag 362 343 0.00      
6 Au 960 910 57.35      
7 Au 221 210 0.20      
8 Bg 819 777 0.00      
9 Bu 3280 3110 15.71      
10 Bu 1234 1170 20.20      
11 Bu 870 825 107.36      
12 Bu 239 227 3.22      

Unscaled Zero Point Vibrational Energy (zpe) 7560.6 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 7168.2 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=FULL/cc-pV(T+d)Z
ABC
1.79193 0.05195 0.05049

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pV(T+d)Z

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.364 0.554 0.000
C2 0.364 -0.554 0.000
H3 -1.437 0.547 0.000
H4 1.437 -0.547 0.000
Cl5 0.364 2.103 0.000
Cl6 -0.364 -2.103 0.000

Atom - Atom Distances (Å)
  C1 C2 H3 H4 Cl5 Cl6
C11.32661.07282.11151.71142.6573
C21.32662.11151.07282.65731.7114
H31.07282.11153.07562.37992.8593
H42.11151.07283.07562.85932.3799
Cl51.71142.65732.37992.85934.2685
Cl62.65731.71142.85932.37994.2685

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 122.941 C1 C2 Cl6 121.499
C2 C1 H3 122.941 C2 C1 Cl5 121.499
H3 C1 Cl5 115.560 H4 C2 Cl6 115.560
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability