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

using model chemistry: TPSSh/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-1458.632297
Energy at 298.15K-1458.636083
HF Energy-1458.632297
Nuclear repulsion energy339.041789
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 TPSSh/6-31G(2df,p)
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 3177 3066 0.27      
2 A 3154 3044 0.68      
3 A 3101 2992 4.97      
4 A 1474 1422 4.72      
5 A 1326 1279 7.76      
6 A 1275 1231 18.94      
7 A 1214 1172 21.74      
8 A 1165 1124 3.45      
9 A 1058 1021 3.99      
10 A 934 901 25.29      
11 A 765 738 13.28      
12 A 724 699 145.40      
13 A 664 641 38.75      
14 A 376 363 7.76      
15 A 325 314 1.31      
16 A 247 238 1.38      
17 A 171 165 4.22      
18 A 106 102 3.36      

Unscaled Zero Point Vibrational Energy (zpe) 10627.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 10255.4 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 TPSSh/6-31G(2df,p)
ABC
0.11627 0.04862 0.03548

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.669 -0.828 0.407
C2 -0.418 -0.078 -0.352
Cl3 2.298 -0.307 -0.097
H4 0.563 -0.657 1.479
H5 0.575 -1.895 0.202
Cl6 -1.988 -0.863 -0.018
Cl7 -0.451 1.647 0.080
H8 -0.249 -0.136 -1.426

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.52291.78271.09061.09132.69132.73612.1645
C21.52292.73682.15652.14301.78711.77941.0891
Cl31.78272.73682.37042.36214.32253.37712.8780
H41.09062.15652.37041.77912.96492.88043.0620
H51.09132.14302.36211.77912.77183.69002.5349
Cl62.69131.78714.32252.96492.77182.94532.3533
Cl72.73611.77943.37712.88043.69002.94532.3432
H82.16451.08912.87803.06202.53492.35332.3432

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 108.534 C1 C2 Cl7 111.671
C1 C2 H8 110.835 C2 C1 Cl3 111.537
C2 C1 H4 110.109 C2 C1 H5 109.005
Cl3 C1 H4 108.767 Cl3 C1 H5 108.130
H4 C1 H5 109.246 Cl6 C2 Cl7 111.342
Cl6 C2 H8 107.303 Cl7 C2 H8 107.075
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability