Vibrational Frequencies calculated at PBEPBEultrafine/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 |
2177 |
2153 |
42.56 |
|
|
|
| 2 |
A1 |
881 |
871 |
133.37 |
|
|
|
| 3 |
A1 |
832 |
823 |
77.60 |
|
|
|
| 4 |
A1 |
411 |
407 |
7.50 |
|
|
|
| 5 |
A1 |
269 |
266 |
8.34 |
|
|
|
| 6 |
A2 |
179 |
177 |
0.00 |
|
|
|
| 7 |
E |
2203 |
2178 |
63.11 |
|
|
|
| 7 |
E |
2203 |
2178 |
63.13 |
|
|
|
| 8 |
E |
898 |
888 |
43.40 |
|
|
|
| 8 |
E |
898 |
888 |
43.41 |
|
|
|
| 9 |
E |
693 |
686 |
48.21 |
|
|
|
| 9 |
E |
693 |
686 |
48.20 |
|
|
|
| 10 |
E |
574 |
567 |
70.41 |
|
|
|
| 10 |
E |
574 |
567 |
70.42 |
|
|
|
| 11 |
E |
256 |
253 |
0.19 |
|
|
|
| 11 |
E |
256 |
253 |
0.19 |
|
|
|
| 12 |
E |
147 |
145 |
0.05 |
|
|
|
| 12 |
E |
147 |
145 |
0.05 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 7144.8 cm
-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 7064.8 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 PBEPBEultrafine/aug-cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.726 |
|
|
|
| 2 |
C |
0.455 |
|
|
|
| 3 |
H |
-0.159 |
|
|
|
| 4 |
H |
-0.159 |
|
|
|
| 5 |
H |
-0.159 |
|
|
|
| 6 |
Cl |
-0.234 |
|
|
|
| 7 |
Cl |
-0.234 |
|
|
|
| 8 |
Cl |
-0.234 |
|
|
|
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 |
1.408 |
1.408 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-58.855 |
0.000 |
0.000 |
| y |
0.000 |
-58.855 |
0.000 |
| z |
0.000 |
0.000 |
-56.347 |
|
| Traceless |
| | x | y | z |
| x |
-1.254 |
0.000 |
0.000 |
| y |
0.000 |
-1.254 |
0.000 |
| z |
0.000 |
0.000 |
2.507 |
|
| Polar |
| 3z2-r2 | 5.015 |
| 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 |
13.154 |
0.000 |
0.000 |
| y |
0.000 |
13.155 |
0.000 |
| z |
0.000 |
0.000 |
12.910 |
<r2> (average value of r
2) Å
2
| <r2> |
276.184 |
| (<r2>)1/2 |
16.619 |