Vibrational Frequencies calculated at PBE1PBE/6-31G
| 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 |
2211 |
2114 |
46.86 |
|
|
|
| 2 |
A1 |
882 |
843 |
99.80 |
|
|
|
| 3 |
A1 |
854 |
816 |
112.20 |
|
|
|
| 4 |
A1 |
408 |
390 |
9.89 |
|
|
|
| 5 |
A1 |
281 |
269 |
10.30 |
|
|
|
| 6 |
A2 |
169 |
162 |
0.00 |
|
|
|
| 7 |
E |
2247 |
2148 |
94.28 |
|
|
|
| 7 |
E |
2247 |
2148 |
94.29 |
|
|
|
| 8 |
E |
910 |
870 |
49.22 |
|
|
|
| 8 |
E |
910 |
870 |
49.21 |
|
|
|
| 9 |
E |
722 |
691 |
53.83 |
|
|
|
| 9 |
E |
722 |
691 |
53.83 |
|
|
|
| 10 |
E |
586 |
560 |
81.14 |
|
|
|
| 10 |
E |
586 |
560 |
81.18 |
|
|
|
| 11 |
E |
268 |
256 |
0.15 |
|
|
|
| 11 |
E |
268 |
256 |
0.15 |
|
|
|
| 12 |
E |
168 |
160 |
0.00 |
|
|
|
| 12 |
E |
168 |
160 |
0.00 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 7302.9 cm
-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 6980.9 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 PBE1PBE/6-31G
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.638 |
|
|
|
| 2 |
C |
-0.792 |
|
|
|
| 3 |
H |
-0.068 |
|
|
|
| 4 |
H |
-0.068 |
|
|
|
| 5 |
H |
-0.068 |
|
|
|
| 6 |
Cl |
0.120 |
|
|
|
| 7 |
Cl |
0.120 |
|
|
|
| 8 |
Cl |
0.120 |
|
|
|
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 |
2.397 |
2.397 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-60.410 |
0.000 |
0.000 |
| y |
0.000 |
-60.410 |
0.000 |
| z |
0.000 |
0.000 |
-55.632 |
|
| Traceless |
| | x | y | z |
| x |
-2.389 |
0.000 |
0.000 |
| y |
0.000 |
-2.389 |
0.000 |
| z |
0.000 |
0.000 |
4.779 |
|
| Polar |
| 3z2-r2 | 9.558 |
| 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 |
9.653 |
0.000 |
0.000 |
| y |
0.000 |
9.653 |
0.000 |
| z |
0.000 |
0.000 |
7.990 |
<r2> (average value of r
2) Å
2
| <r2> |
287.012 |
| (<r2>)1/2 |
16.941 |