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

using model chemistry: QCISD/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/6-311G**
 hartrees
Energy at 0K-1707.775161
Energy at 298.15K-1707.778689
HF Energy-1707.049714
Nuclear repulsion energy437.251514
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 QCISD/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 A1 2320 2213 47.38      
2 A1 961 917 268.41      
3 A1 907 865 44.33      
4 A1 440 419 7.44      
5 A1 289 276 8.04      
6 A2 191 182 0.00      
7 E 2337 2230 83.23      
7 E 2337 2230 83.23      
8 E 971 927 71.12      
8 E 971 927 71.12      
9 E 804 767 42.56      
9 E 804 767 42.56      
10 E 633 604 66.10      
10 E 633 604 66.11      
11 E 286 273 0.00      
11 E 286 273 0.00      
12 E 168 160 0.00      
12 E 168 160 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7753.9 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 7398.0 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 QCISD/6-311G**
ABC
0.05535 0.05454 0.05454

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

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 -1.406 2.303
H4 1.218 0.703 2.303
H5 -1.218 0.703 2.303
Cl6 0.000 1.687 -0.643
Cl7 1.461 -0.844 -0.643
Cl8 -1.461 -0.844 -0.643

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91951.47151.47151.47153.02703.02703.0270
C21.91952.74092.74092.74091.78851.78851.7885
H31.47152.74092.43582.43584.27203.33663.3366
H41.47152.74092.43582.43593.33663.33664.2720
H51.47152.74092.43582.43593.33664.27203.3366
Cl63.02701.78854.27203.33663.33662.92212.9221
Cl73.02701.78853.33663.33664.27202.92212.9221
Cl83.02701.78853.33664.27203.33662.92212.9221

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 109.392 Si1 C2 Cl7 109.392
Si1 C2 Cl8 109.392 C2 Si1 H3 107.116
C2 Si1 H4 107.116 C2 Si1 H5 107.116
H3 Si1 H4 111.720 H3 Si1 H5 111.720
H4 Si1 H5 111.720 Cl6 C2 Cl7 109.551
Cl6 C2 Cl8 109.551 Cl7 C2 Cl8 109.551
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability