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

using model chemistry: TPSSh/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 TPSSh/cc-pVTZ
 hartrees
Energy at 0K-1710.140249
Energy at 298.15K-1710.143458
HF Energy-1710.140249
Nuclear repulsion energy435.994293
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/cc-pVTZ
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 2260 2189 43.98      
2 A1 929 899 201.88      
3 A1 870 843 49.07      
4 A1 419 406 8.84      
5 A1 271 263 9.90      
6 A2 183 177 0.00      
7 E 2281 2209 72.48      
7 E 2281 2209 72.50      
8 E 948 918 52.10      
8 E 948 918 52.10      
9 E 723 700 43.10      
9 E 723 700 43.04      
10 E 599 580 82.08      
10 E 599 580 82.09      
11 E 258 250 0.05      
11 E 258 250 0.05      
12 E 144 139 0.03      
12 E 144 139 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 7418.7 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 7183.5 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/cc-pVTZ
ABC
0.05505 0.05424 0.05424

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.874
C2 0.000 0.000 -0.045
H3 0.000 -1.411 2.315
H4 1.222 0.706 2.315
H5 -1.222 0.706 2.315
Cl6 0.000 1.692 -0.645
Cl7 1.465 -0.846 -0.645
Cl8 -1.465 -0.846 -0.645

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91881.47821.47821.47823.03493.03493.0349
C21.91882.74912.74912.74911.79521.79521.7952
H31.47822.74912.44402.44404.28843.35103.3510
H41.47822.74912.44402.44403.35103.35104.2884
H51.47822.74912.44402.44403.35104.28843.3510
Cl63.03491.79524.28843.35103.35102.93002.9300
Cl73.03491.79523.35103.35104.28842.93002.9300
Cl83.03491.79523.35104.28843.35102.93002.9300

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 109.557 Si1 C2 Cl7 109.557
Si1 C2 Cl8 109.557 C2 Si1 H3 107.338
C2 Si1 H4 107.338 C2 Si1 H5 107.338
H3 Si1 H4 111.517 H3 Si1 H5 111.517
H4 Si1 H5 111.517 Cl6 C2 Cl7 109.386
Cl6 C2 Cl8 109.386 Cl7 C2 Cl8 109.386
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.345      
2 C -0.068      
3 H -0.028      
4 H -0.028      
5 H -0.028      
6 Cl -0.064      
7 Cl -0.064      
8 Cl -0.064      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.736 1.736
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.279 0.000 0.000
y 0.000 11.278 0.001
z 0.000 0.001 10.641


<r2> (average value of r2) Å2
<r2> 274.324
(<r2>)1/2 16.563