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

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 C3V 1A1
Energy calculated at TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-1710.001854
Energy at 298.15K-1710.005070
HF Energy-1710.001854
Nuclear repulsion energy436.377180
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 A1 2267 2188 47.39      
2 A1 933 900 202.23      
3 A1 874 843 54.11      
4 A1 422 407 8.53      
5 A1 272 263 9.90      
6 A2 190 183 0.00      
7 E 2287 2207 76.75      
7 E 2287 2207 76.81      
8 E 950 916 52.36      
8 E 950 916 52.36      
9 E 732 707 49.79      
9 E 732 707 49.76      
10 E 604 583 75.98      
10 E 604 583 75.98      
11 E 259 250 0.02      
11 E 259 250 0.02      
12 E 143 138 0.02      
12 E 143 138 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 7453.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 7192.9 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 TPSSh/6-31G(2df,p)
ABC
0.05510 0.05436 0.05436

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.870
C2 0.000 0.000 -0.049
H3 0.000 -1.410 2.308
H4 1.221 0.705 2.308
H5 -1.221 0.705 2.308
Cl6 0.000 1.691 -0.643
Cl7 1.464 -0.846 -0.643
Cl8 -1.464 -0.846 -0.643

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91891.47691.47691.47693.02903.02903.0290
C21.91892.74722.74722.74721.79241.79241.7924
H31.47692.74722.44262.44264.28143.34303.3430
H41.47692.74722.44262.44263.34303.34304.2814
H51.47692.74722.44262.44263.34304.28143.3430
Cl63.02901.79244.28143.34303.34302.92902.9290
Cl73.02901.79243.34303.34304.28142.92902.9290
Cl83.02901.79243.34304.28143.34302.92902.9290

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 109.357 Si1 C2 Cl7 109.357
Si1 C2 Cl8 109.357 C2 Si1 H3 107.279
C2 Si1 H4 107.279 C2 Si1 H5 107.279
H3 Si1 H4 111.571 H3 Si1 H5 111.571
H4 Si1 H5 111.571 Cl6 C2 Cl7 109.586
Cl6 C2 Cl8 109.586 Cl7 C2 Cl8 109.586
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability