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

using model chemistry: PBE1PBE/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 PBE1PBE/6-311G*
 hartrees
Energy at 0K-1709.396470
Energy at 298.15K-1709.399847
HF Energy-1709.396470
Nuclear repulsion energy437.883515
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 PBE1PBE/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 2255 2161 44.15      
2 A1 927 888 169.64      
3 A1 877 840 96.18      
4 A1 437 419 8.54      
5 A1 285 273 8.61      
6 A2 192 184 0.00      
7 E 2274 2179 74.16      
7 E 2274 2179 74.16      
8 E 936 897 61.72      
8 E 936 897 61.72      
9 E 762 731 62.94      
9 E 762 731 62.94      
10 E 611 586 73.80      
10 E 611 586 73.81      
11 E 280 268 0.07      
11 E 280 268 0.07      
12 E 160 154 0.00      
12 E 160 154 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7509.1 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 7197.5 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 PBE1PBE/6-311G*
ABC
0.05554 0.05473 0.05473

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.867
C2 0.000 0.000 -0.053
H3 0.000 -1.417 2.303
H4 1.227 0.708 2.303
H5 -1.227 0.708 2.303
Cl6 0.000 1.684 -0.642
Cl7 1.458 -0.842 -0.642
Cl8 -1.458 -0.842 -0.642

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91931.48251.48251.48253.02133.02133.0213
C21.91932.74892.74892.74891.78401.78401.7840
H31.48252.74892.45392.45394.27633.33613.3361
H41.48252.74892.45392.45393.33613.33614.2763
H51.48252.74892.45392.45393.33614.27633.3361
Cl63.02131.78404.27633.33613.33612.91662.9166
Cl73.02131.78403.33613.33614.27632.91662.9166
Cl83.02131.78403.33614.27633.33612.91662.9166

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 109.287 Si1 C2 Cl7 109.287
Si1 C2 Cl8 109.287 C2 Si1 H3 107.121
C2 Si1 H4 107.121 C2 Si1 H5 107.121
H3 Si1 H4 111.715 H3 Si1 H5 111.715
H4 Si1 H5 111.715 Cl6 C2 Cl7 109.655
Cl6 C2 Cl8 109.655 Cl7 C2 Cl8 109.655
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.536      
2 C -0.608      
3 H -0.027      
4 H -0.027      
5 H -0.027      
6 Cl 0.051      
7 Cl 0.051      
8 Cl 0.051      


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 1.864 1.864
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.548 0.000 0.000
y 0.000 -59.548 0.000
z 0.000 0.000 -56.630
Traceless
 xyz
x -1.459 0.000 0.000
y 0.000 -1.459 0.000
z 0.000 0.000 2.918
Polar
3z2-r25.836
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.296 0.000 0.000
y 0.000 10.297 -0.000
z 0.000 -0.000 9.006


<r2> (average value of r2) Å2
<r2> 272.940
(<r2>)1/2 16.521