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 |
2229 |
2126 |
40.60 |
|
|
|
| 2 |
A1 |
898 |
856 |
163.40 |
|
|
|
| 3 |
A1 |
841 |
802 |
63.87 |
|
|
|
| 4 |
A1 |
401 |
382 |
8.89 |
|
|
|
| 5 |
A1 |
273 |
260 |
8.61 |
|
|
|
| 6 |
A2 |
208 |
199 |
0.00 |
|
|
|
| 7 |
E |
2256 |
2151 |
70.63 |
|
|
|
| 7 |
E |
2256 |
2151 |
70.63 |
|
|
|
| 8 |
E |
908 |
865 |
46.53 |
|
|
|
| 8 |
E |
908 |
865 |
46.53 |
|
|
|
| 9 |
E |
674 |
643 |
26.92 |
|
|
|
| 9 |
E |
674 |
643 |
26.90 |
|
|
|
| 10 |
E |
566 |
539 |
116.83 |
|
|
|
| 10 |
E |
566 |
539 |
116.89 |
|
|
|
| 11 |
E |
259 |
247 |
0.06 |
|
|
|
| 11 |
E |
259 |
247 |
0.06 |
|
|
|
| 12 |
E |
156 |
148 |
0.00 |
|
|
|
| 12 |
E |
156 |
148 |
0.00 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 7241.6 cm
-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 6904.8 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 PBEPBE/3-21G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.412 |
|
|
|
| 2 |
C |
-0.615 |
|
|
|
| 3 |
H |
-0.002 |
|
|
|
| 4 |
H |
-0.002 |
|
|
|
| 5 |
H |
-0.002 |
|
|
|
| 6 |
Cl |
0.069 |
|
|
|
| 7 |
Cl |
0.069 |
|
|
|
| 8 |
Cl |
0.069 |
|
|
|
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 |
1.677 |
1.677 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-59.094 |
0.000 |
0.000 |
| y |
0.000 |
-59.094 |
0.000 |
| z |
0.000 |
0.000 |
-56.035 |
|
| Traceless |
| | x | y | z |
| x |
-1.529 |
0.000 |
0.000 |
| y |
0.000 |
-1.529 |
0.000 |
| z |
0.000 |
0.000 |
3.059 |
|
| Polar |
| 3z2-r2 | 6.118 |
| 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 |
9.712 |
0.000 |
0.000 |
| y |
0.000 |
9.713 |
0.000 |
| z |
0.000 |
0.000 |
8.543 |
<r2> (average value of r
2) Å
2
| <r2> |
280.168 |
| (<r2>)1/2 |
16.738 |