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All results from a given calculation for SiH3CCl3 ((trichloromethyl)silane)

using model chemistry: CCSD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD/TZVP
 hartrees
Energy at 0K-1707.776484
Energy at 298.15K-1707.779952
HF Energy-1707.048193
Nuclear repulsion energy435.925384
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 CCSD/TZVP
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 2294 2189 45.38      
2 A1 949 906 201.83      
3 A1 903 862 86.14      
4 A1 436 416 7.44      
5 A1 284 271 9.87      
6 A2 193 184 0.00      
7 E 2314 2208 82.17      
7 E 2314 2208 82.17      
8 E 952 909 66.58      
8 E 952 909 66.58      
9 E 802 766 37.81      
9 E 802 766 37.82      
10 E 630 601 58.72      
10 E 630 601 58.72      
11 E 279 266 0.01      
11 E 279 266 0.01      
12 E 162 155 0.03      
12 E 162 155 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7667.8 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 7318.1 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 CCSD/TZVP
ABC
0.05496 0.05424 0.05424

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.874
C2 0.000 0.000 -0.050
H3 0.000 -1.411 2.308
H4 1.222 0.705 2.308
H5 -1.222 0.705 2.308
Cl6 0.000 1.693 -0.644
Cl7 1.466 -0.847 -0.644
Cl8 -1.466 -0.847 -0.644

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92361.47581.47581.47583.03463.03463.0346
C21.92362.74722.74722.74721.79451.79451.7945
H31.47582.74722.44342.44344.28353.34423.3442
H41.47582.74722.44342.44343.34423.34424.2835
H51.47582.74722.44342.44343.34424.28353.3442
Cl63.03461.79454.28353.34423.34422.93242.9324
Cl73.03461.79453.34423.34424.28352.93242.9324
Cl83.03461.79453.34424.28353.34422.93242.9324

picture of (trichloromethyl)silane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 Cl6 109.359 Si1 C2 Cl7 109.359
Si1 C2 Cl8 109.359 C2 Si1 H3 107.091
C2 Si1 H4 107.091 C2 Si1 H5 107.091
H3 Si1 H4 111.743 H3 Si1 H5 111.743
H4 Si1 H5 111.743 Cl6 C2 Cl7 109.583
Cl6 C2 Cl8 109.583 Cl7 C2 Cl8 109.583
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability