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

using model chemistry: CISD/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 CISD/6-311G*
 hartrees
Energy at 0K-1707.619614
Energy at 298.15K-1707.623259
HF Energy-1707.043226
Nuclear repulsion energy439.093886
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 CISD/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2339 2164 49.36      
2 A1 984 910 269.21      
3 A1 931 861 56.07      
4 A1 455 421 8.51      
5 A1 298 276 9.04      
6 A2 196 182 0.00      
7 E 2350 2175 90.65      
7 E 2350 2175 90.65      
8 E 990 916 76.86      
8 E 990 916 76.86      
9 E 840 777 45.92      
9 E 840 777 45.92      
10 E 654 605 67.15      
10 E 654 605 67.15      
11 E 295 273 0.00      
11 E 295 273 0.00      
12 E 175 162 0.02      
12 E 175 162 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 7904.7 cm-1
Scaled (by 0.9253) Zero Point Vibrational Energy (zpe) 7314.2 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 CISD/6-311G*
ABC
0.05602 0.05492 0.05492

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.869
C2 0.000 0.000 -0.049
H3 0.000 -1.406 2.301
H4 1.218 0.703 2.301
H5 -1.218 0.703 2.301
Cl6 0.000 1.677 -0.642
Cl7 1.452 -0.838 -0.642
Cl8 -1.452 -0.838 -0.642

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91771.47121.47121.47123.01953.01953.0195
C21.91772.73842.73842.73841.77871.77871.7787
H31.47122.73842.43592.43594.26233.33053.3305
H41.47122.73842.43592.43593.33053.33054.2623
H51.47122.73842.43592.43593.33054.26233.3305
Cl63.01951.77874.26233.33053.33052.90432.9043
Cl73.01951.77873.33053.33054.26232.90432.9043
Cl83.01951.77873.33054.26233.33052.90432.9043

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 109.486 Si1 C2 Cl7 109.486
Si1 C2 Cl8 109.486 C2 Si1 H3 107.073
C2 Si1 H4 107.073 C2 Si1 H5 107.073
H3 Si1 H4 111.760 H3 Si1 H5 111.760
H4 Si1 H5 111.760 Cl6 C2 Cl7 109.456
Cl6 C2 Cl8 109.456 Cl7 C2 Cl8 109.456
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability