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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-1709.400789
Energy at 298.15K-1709.404179
HF Energy-1709.400789
Nuclear repulsion energy437.772522
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 2254 2163 41.88      
2 A1 924 886 163.93      
3 A1 876 840 91.87      
4 A1 436 419 8.51      
5 A1 285 273 8.74      
6 A2 189 181 0.00      
7 E 2277 2184 68.79      
7 E 2277 2184 68.79      
8 E 936 898 58.05      
8 E 936 898 58.04      
9 E 762 731 64.43      
9 E 762 731 64.43      
10 E 609 585 71.64      
10 E 609 585 71.66      
11 E 280 268 0.08      
11 E 280 268 0.07      
12 E 161 154 0.01      
12 E 161 154 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7506.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7201.7 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
0.05555 0.05468 0.05468

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 1.869
C2 0.000 0.000 -0.052
H3 0.000 -1.418 2.304
H4 1.228 0.709 2.304
H5 -1.228 0.709 2.304
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
Si11.92101.48301.48301.48303.02333.02333.0233
C21.92102.74992.74992.74991.78411.78411.7841
H31.48302.74992.45562.45564.27783.33743.3374
H41.48302.74992.45562.45563.33743.33744.2778
H51.48302.74992.45562.45563.33744.27783.3374
Cl63.02331.78414.27783.33743.33742.91632.9163
Cl73.02331.78413.33743.33744.27782.91632.9163
Cl83.02331.78413.33744.27783.33742.91632.9163

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 109.312 Si1 C2 Cl7 109.312
Si1 C2 Cl8 109.312 C2 Si1 H3 107.065
C2 Si1 H4 107.065 C2 Si1 H5 107.065
H3 Si1 H4 111.767 H3 Si1 H5 111.767
H4 Si1 H5 111.767 Cl6 C2 Cl7 109.630
Cl6 C2 Cl8 109.630 Cl7 C2 Cl8 109.630
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 0.689      
2 C -0.619      
3 H -0.074      
4 H -0.074      
5 H -0.074      
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 1.899 1.899
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.519 0.000 0.000
y 0.000 -59.519 0.000
z 0.000 0.000 -56.522
Traceless
 xyz
x -1.499 0.000 0.000
y 0.000 -1.499 0.000
z 0.000 0.000 2.997
Polar
3z2-r25.994
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 10.376 0.000 0.000
y 0.000 10.377 -0.000
z 0.000 -0.000 9.165


<r2> (average value of r2) Å2
<r2> 273.036
(<r2>)1/2 16.524