Vibrational Frequencies calculated at B1B95/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 |
2259 |
2165 |
45.83 |
|
|
|
| 2 |
A1 |
924 |
885 |
135.86 |
|
|
|
| 3 |
A1 |
874 |
838 |
103.90 |
|
|
|
| 4 |
A1 |
434 |
416 |
7.14 |
|
|
|
| 5 |
A1 |
276 |
264 |
8.96 |
|
|
|
| 6 |
A2 |
191 |
183 |
0.00 |
|
|
|
| 7 |
E |
2281 |
2186 |
71.28 |
|
|
|
| 7 |
E |
2281 |
2186 |
71.30 |
|
|
|
| 8 |
E |
934 |
896 |
51.35 |
|
|
|
| 8 |
E |
934 |
896 |
51.34 |
|
|
|
| 9 |
E |
756 |
725 |
49.01 |
|
|
|
| 9 |
E |
756 |
725 |
49.02 |
|
|
|
| 10 |
E |
605 |
580 |
56.81 |
|
|
|
| 10 |
E |
605 |
580 |
56.82 |
|
|
|
| 11 |
E |
264 |
253 |
0.01 |
|
|
|
| 11 |
E |
264 |
253 |
0.01 |
|
|
|
| 12 |
E |
146 |
140 |
0.07 |
|
|
|
| 12 |
E |
146 |
140 |
0.07 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 7465.9 cm
-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 7156.0 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.
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.671 |
|
|
|
| 2 |
C |
0.430 |
|
|
|
| 3 |
H |
-0.142 |
|
|
|
| 4 |
H |
-0.142 |
|
|
|
| 5 |
H |
-0.142 |
|
|
|
| 6 |
Cl |
-0.225 |
|
|
|
| 7 |
Cl |
-0.225 |
|
|
|
| 8 |
Cl |
-0.225 |
|
|
|
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 |
1.460 |
1.460 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-58.388 |
0.000 |
0.000 |
| y |
0.000 |
-58.388 |
0.000 |
| z |
0.000 |
0.000 |
-55.730 |
|
| Traceless |
| | x | y | z |
| x |
-1.329 |
0.000 |
0.000 |
| y |
0.000 |
-1.329 |
0.000 |
| z |
0.000 |
0.000 |
2.659 |
|
| Polar |
| 3z2-r2 | 5.317 |
| x2-y2 | 0.000 |
| xy | 0.000 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
12.385 |
0.000 |
0.000 |
| y |
0.000 |
12.383 |
-0.001 |
| z |
0.000 |
-0.001 |
12.063 |
<r2> (average value of r
2) Å
2
| <r2> |
270.187 |
| (<r2>)1/2 |
16.437 |