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All results from a given calculation for SiCl3CH3 (methyltrichlorosilane)

using model chemistry: CCD/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-1708.249977
Energy at 298.15K-1708.253272
HF Energy-1707.320919
Nuclear repulsion energy438.288773
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/aug-cc-pVTZ
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 3064 2932 0.00      
2 A1 1319 1263 21.96      
3 A1 773 740 65.98      
4 A1 456 437 18.18      
5 A1 234 224 11.10      
6 A2 172 165 0.00      
7 E 3158 3022 0.82      
7 E 3158 3022 0.82      
8 E 1477 1413 2.95      
8 E 1477 1413 2.95      
9 E 834 798 74.15      
9 E 834 798 74.14      
10 E 590 565 143.51      
10 E 590 565 143.52      
11 E 218 209 3.77      
11 E 218 209 3.77      
12 E 155 148 0.43      
12 E 155 148 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 9440.5 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 9034.6 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/aug-cc-pVTZ
ABC
0.05809 0.05809 0.04336

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.258
C2 0.000 0.000 2.107
Cl3 0.000 1.917 -0.465
Cl4 1.660 -0.959 -0.465
Cl5 -1.660 -0.959 -0.465
H6 0.000 -1.025 2.478
H7 0.888 0.512 2.478
H8 -0.888 0.512 2.478

Atom - Atom Distances (Å)
  Si1 C2 Cl3 Cl4 Cl5 H6 H7 H8
Si11.84832.04892.04892.04892.44512.44512.4451
C21.84833.20733.20733.20731.09021.09021.0902
Cl32.04893.20733.32063.32064.16133.37963.3796
Cl42.04893.20733.32063.32063.37963.37964.1613
Cl52.04893.20733.32063.32063.37964.16133.3796
H62.44511.09024.16133.37963.37961.77501.7750
H72.44511.09023.37963.37964.16131.77501.7751
H82.44511.09023.37964.16133.37961.77501.7751

picture of methyltrichlorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 H6 109.937 Si1 C2 H7 109.937
Si1 C2 H8 109.937 C2 Si1 Cl3 110.662
C2 Si1 Cl4 110.662 C2 Si1 Cl5 110.662
Cl3 Si1 Cl4 108.255 Cl3 Si1 Cl5 108.255
Cl4 Si1 Cl5 108.255 H6 C2 H7 109.001
H6 C2 H8 109.001 H7 C2 H8 109.001
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability