Vibrational Frequencies calculated at PBEPBE/3-21G*
| 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 |
2975 |
2837 |
0.39 |
|
|
|
| 2 |
A1 |
1319 |
1258 |
37.88 |
|
|
|
| 3 |
A1 |
758 |
723 |
76.36 |
|
|
|
| 4 |
A1 |
440 |
420 |
19.44 |
|
|
|
| 5 |
A1 |
226 |
216 |
12.54 |
|
|
|
| 6 |
A2 |
155 |
148 |
0.00 |
|
|
|
| 7 |
E |
3064 |
2921 |
0.54 |
|
|
|
| 7 |
E |
3064 |
2921 |
0.55 |
|
|
|
| 8 |
E |
1465 |
1397 |
5.76 |
|
|
|
| 8 |
E |
1465 |
1397 |
5.76 |
|
|
|
| 9 |
E |
843 |
804 |
102.71 |
|
|
|
| 9 |
E |
843 |
804 |
102.71 |
|
|
|
| 10 |
E |
580 |
553 |
140.19 |
|
|
|
| 10 |
E |
580 |
553 |
140.18 |
|
|
|
| 11 |
E |
212 |
202 |
2.79 |
|
|
|
| 11 |
E |
212 |
202 |
2.79 |
|
|
|
| 12 |
E |
154 |
147 |
0.75 |
|
|
|
| 12 |
E |
154 |
147 |
0.75 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 9254.8 cm
-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 8824.5 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.
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.841 |
|
|
|
| 2 |
C |
-0.884 |
|
|
|
| 3 |
Cl |
-0.231 |
|
|
|
| 4 |
Cl |
-0.231 |
|
|
|
| 5 |
Cl |
-0.231 |
|
|
|
| 6 |
H |
0.245 |
|
|
|
| 7 |
H |
0.245 |
|
|
|
| 8 |
H |
0.245 |
|
|
|
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 |
2.345 |
2.345 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-59.406 |
0.000 |
0.000 |
| y |
0.000 |
-59.406 |
0.000 |
| z |
0.000 |
0.000 |
-54.189 |
|
| Traceless |
| | x | y | z |
| x |
-2.608 |
0.000 |
0.000 |
| y |
0.000 |
-2.608 |
0.000 |
| z |
0.000 |
0.000 |
5.216 |
|
| Polar |
| 3z2-r2 | 10.433 |
| 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 |
8.894 |
0.000 |
0.000 |
| y |
0.000 |
8.895 |
0.000 |
| z |
0.000 |
0.000 |
7.618 |
<r2> (average value of r
2) Å
2
| <r2> |
285.670 |
| (<r2>)1/2 |
16.902 |