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

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-1707.598713
Energy at 298.15K-1707.602240
HF Energy-1706.941506
Nuclear repulsion energy437.133843
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 CCD/6-31G*
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 2297 2174 50.88      
2 A1 953 902 188.37      
3 A1 903 855 88.52      
4 A1 446 423 6.84      
5 A1 296 280 9.81      
6 A2 194 184 0.00      
7 E 2322 2198 101.27      
7 E 2322 2198 101.27      
8 E 958 907 64.17      
8 E 958 907 64.17      
9 E 823 779 40.07      
9 E 823 779 40.07      
10 E 633 599 52.80      
10 E 633 599 52.80      
11 E 287 272 0.06      
11 E 287 272 0.06      
12 E 176 166 0.04      
12 E 176 166 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 7742.2 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 7328.0 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 CCD/6-31G*
ABC
0.05564 0.05439 0.05439

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.879
C2 0.000 0.000 -0.048
H3 0.000 -1.418 2.319
H4 1.228 0.709 2.319
H5 -1.228 0.709 2.319
Cl6 0.000 1.682 -0.647
Cl7 1.457 -0.841 -0.647
Cl8 -1.457 -0.841 -0.647

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92751.48481.48481.48483.03503.03503.0350
C21.92752.75962.75962.75961.78561.78561.7856
H31.48482.75962.45642.45644.29063.35433.3543
H41.48482.75962.45642.45643.35433.35434.2906
H51.48482.75962.45642.45643.35434.29063.3543
Cl63.03501.78564.29063.35433.35432.91392.9139
Cl73.03501.78563.35433.35434.29062.91392.9139
Cl83.03501.78563.35434.29063.35432.91392.9139

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 109.583 Si1 C2 Cl7 109.583
Si1 C2 Cl8 109.583 C2 Si1 H3 107.227
C2 Si1 H4 107.227 C2 Si1 H5 107.227
H3 Si1 H4 111.619 H3 Si1 H5 111.619
H4 Si1 H5 111.619 Cl6 C2 Cl7 109.359
Cl6 C2 Cl8 109.359 Cl7 C2 Cl8 109.359
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability