Vibrational Frequencies calculated at PBE1PBE/TZVP
| 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 |
2243 |
2153 |
42.09 |
|
|
|
| 2 |
A1 |
923 |
886 |
131.13 |
|
|
|
| 3 |
A1 |
874 |
839 |
113.48 |
|
|
|
| 4 |
A1 |
434 |
416 |
8.20 |
|
|
|
| 5 |
A1 |
281 |
270 |
10.26 |
|
|
|
| 6 |
A2 |
190 |
182 |
0.00 |
|
|
|
| 7 |
E |
2266 |
2175 |
71.93 |
|
|
|
| 7 |
E |
2266 |
2175 |
71.92 |
|
|
|
| 8 |
E |
935 |
897 |
55.51 |
|
|
|
| 8 |
E |
935 |
897 |
55.51 |
|
|
|
| 9 |
E |
762 |
732 |
60.76 |
|
|
|
| 9 |
E |
762 |
732 |
60.76 |
|
|
|
| 10 |
E |
608 |
584 |
64.08 |
|
|
|
| 10 |
E |
608 |
584 |
64.10 |
|
|
|
| 11 |
E |
272 |
261 |
0.00 |
|
|
|
| 11 |
E |
272 |
261 |
0.00 |
|
|
|
| 12 |
E |
156 |
150 |
0.03 |
|
|
|
| 12 |
E |
156 |
149 |
0.03 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 7471.7 cm
-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 7169.8 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 PBE1PBE/TZVP
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.405 |
|
|
|
| 2 |
C |
-0.191 |
|
|
|
| 3 |
H |
-0.048 |
|
|
|
| 4 |
H |
-0.048 |
|
|
|
| 5 |
H |
-0.048 |
|
|
|
| 6 |
Cl |
-0.024 |
|
|
|
| 7 |
Cl |
-0.024 |
|
|
|
| 8 |
Cl |
-0.024 |
|
|
|
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 |
1.707 |
1.707 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-58.746 |
0.000 |
0.000 |
| y |
0.000 |
-58.746 |
0.000 |
| z |
0.000 |
0.000 |
-55.846 |
|
| Traceless |
| | x | y | z |
| x |
-1.450 |
0.000 |
0.000 |
| y |
0.000 |
-1.450 |
0.000 |
| z |
0.000 |
0.000 |
2.900 |
|
| Polar |
| 3z2-r2 | 5.800 |
| 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 |
10.531 |
0.000 |
0.000 |
| y |
0.000 |
10.531 |
0.000 |
| z |
0.000 |
0.000 |
9.557 |
<r2> (average value of r
2) Å
2
| <r2> |
273.491 |
| (<r2>)1/2 |
16.538 |