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All results from a given calculation for CH3CCl3 (Ethane, 1,1,1-trichloro-)

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-1456.949957
Energy at 298.15K-1456.953750
HF Energy-1456.031706
Nuclear repulsion energy363.107193
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/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3094 2944 1.81      
2 A1 1412 1344 9.24      
3 A1 1108 1054 14.60      
4 A1 540 514 7.87      
5 A1 352 335 1.12      
6 A2 311 296 0.00      
7 E 3200 3045 1.65      
7 E 3200 3045 1.65      
8 E 1488 1416 3.09      
8 E 1488 1416 3.09      
9 E 1103 1050 48.43      
9 E 1103 1050 48.43      
10 E 750 714 97.39      
10 E 750 714 97.39      
11 E 348 331 0.73      
11 E 348 331 0.73      
12 E 244 232 0.23      
12 E 244 232 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 10542.1 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 10030.9 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/Def2TZVPP
ABC
0.07956 0.07956 0.05712

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.759
C2 0.000 0.000 0.241
H3 0.000 -1.019 2.109
H4 0.882 0.510 2.109
H5 -0.882 0.510 2.109
Cl6 0.000 1.663 -0.359
Cl7 -1.440 -0.832 -0.359
Cl8 1.440 -0.832 -0.359

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 Cl7 Cl8
C11.51801.07751.07751.07752.69352.69352.6935
C21.51802.12802.12802.12801.76831.76831.7683
H31.07752.12801.76501.76503.64552.86452.8645
H41.07752.12801.76501.76502.86453.64552.8645
H51.07752.12801.76501.76502.86452.86453.6455
Cl62.69351.76833.64552.86452.86452.88062.8806
Cl72.69351.76832.86453.64552.86452.88062.8806
Cl82.69351.76832.86452.86453.64552.88062.8806

picture of Ethane, 1,1,1-trichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 109.861 C1 C2 Cl7 109.861
C1 C2 Cl8 109.861 C2 C1 H3 108.964
C2 C1 H4 108.964 C2 C1 H5 108.964
H3 C1 H4 109.974 H3 C1 H5 109.974
H4 C1 H5 109.974 Cl6 C2 Cl7 109.078
Cl6 C2 Cl8 109.078 Cl7 C2 Cl8 109.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability