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

using model chemistry: PBE1PBE/6-31G*

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/6-31G*
 hartrees
Energy at 0K-1709.286901
Energy at 298.15K-1709.290250
HF Energy-1709.286901
Nuclear repulsion energy437.464341
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/6-31G*
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 2284 2171 53.61      
2 A1 930 883 153.22      
3 A1 878 835 106.51      
4 A1 438 417 7.54      
5 A1 286 271 10.16      
6 A2 191 182 0.00      
7 E 2308 2194 105.02      
7 E 2308 2194 105.03      
8 E 937 891 60.74      
8 E 937 891 60.73      
9 E 769 730 65.01      
9 E 769 730 65.02      
10 E 612 581 65.71      
10 E 612 581 65.73      
11 E 278 264 0.00      
11 E 278 264 0.00      
12 E 160 152 0.01      
12 E 160 152 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 7566.5 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 7190.5 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/6-31G*
ABC
0.05546 0.05461 0.05461

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

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 -0.054
H3 0.000 -1.416 2.310
H4 1.226 0.708 2.310
H5 -1.226 0.708 2.310
Cl6 0.000 1.685 -0.643
Cl7 1.459 -0.843 -0.643
Cl8 -1.459 -0.843 -0.643

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92321.48311.48311.48313.02483.02483.0248
C21.92322.75592.75592.75591.78501.78501.7850
H31.48312.75592.45262.45264.28223.34353.3435
H41.48312.75592.45262.45263.34353.34354.2822
H51.48312.75592.45262.45263.34354.28223.3435
Cl63.02481.78504.28223.34353.34352.91872.9187
Cl73.02481.78503.34353.34354.28222.91872.9187
Cl83.02481.78503.34354.28223.34352.91872.9187

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 109.258 Si1 C2 Cl7 109.258
Si1 C2 Cl8 109.258 C2 Si1 H3 107.301
C2 Si1 H4 107.301 C2 Si1 H5 107.301
H3 Si1 H4 111.551 H3 Si1 H5 111.551
H4 Si1 H5 111.551 Cl6 C2 Cl7 109.683
Cl6 C2 Cl8 109.683 Cl7 C2 Cl8 109.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.428      
2 C -0.511      
3 H -0.032      
4 H -0.032      
5 H -0.032      
6 Cl 0.059      
7 Cl 0.059      
8 Cl 0.059      


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 1.715 1.715
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.635 0.000 0.000
y 0.000 -58.635 0.000
z 0.000 0.000 -55.566
Traceless
 xyz
x -1.535 0.000 0.000
y 0.000 -1.535 0.000
z 0.000 0.000 3.069
Polar
3z2-r26.139
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 9.473 0.000 0.000
y 0.000 9.473 0.000
z 0.000 0.000 8.537


<r2> (average value of r2) Å2
<r2> 272.835
(<r2>)1/2 16.518