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All results from a given calculation for CH2ClCHCl2 (1,1,2-trichloroethane)

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-1456.889159
Energy at 298.15K-1456.893203
HF Energy-1456.008889
Nuclear repulsion energy341.717411
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/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3221 3051 0.50      
2 A 3190 3021 2.03      
3 A 3144 2978 6.38      
4 A 1501 1422 7.20      
5 A 1399 1325 6.68      
6 A 1358 1286 17.20      
7 A 1304 1235 20.65      
8 A 1236 1171 7.89      
9 A 1112 1054 2.09      
10 A 987 935 32.20      
11 A 842 798 20.37      
12 A 793 751 106.83      
13 A 711 673 22.14      
14 A 403 382 5.96      
15 A 351 332 0.72      
16 A 271 257 1.04      
17 A 188 178 3.83      
18 A 124 117 3.31      

Unscaled Zero Point Vibrational Energy (zpe) 11067.4 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 10482.0 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 MP2=FULL/6-311G*
ABC
0.11831 0.04936 0.03605

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.655 -0.838 0.391
C2 -0.417 -0.076 -0.362
Cl3 2.279 -0.308 -0.090
H4 0.540 -0.686 1.463
H5 0.569 -1.897 0.155
Cl6 -1.981 -0.845 -0.012
Cl7 -0.432 1.635 0.081
H8 -0.257 -0.134 -1.437

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.51491.77481.08901.08902.66642.71902.1599
C21.51492.71952.14882.13431.77781.76811.0879
Cl31.77482.71952.36192.34764.29463.34022.8765
H41.08902.14882.36191.78322.92492.87063.0571
H51.08902.13432.34761.78322.76373.67252.5146
Cl62.66641.77784.29462.92492.76372.92552.3471
Cl72.71901.76813.34022.87063.67252.92552.3380
H82.15991.08792.87653.05712.51462.34712.3380

picture of 1,1,2-trichloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 107.888 C1 C2 Cl7 111.601
C1 C2 H8 111.099 C2 C1 Cl3 111.270
C2 C1 H4 110.149 C2 C1 H5 109.006
Cl3 C1 H4 108.753 Cl3 C1 H5 107.704
H4 C1 H5 109.921 Cl6 C2 Cl7 111.180
Cl6 C2 H8 107.525 Cl7 C2 H8 107.493
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability