Vibrational Frequencies calculated at wB97X-D/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 |
A1g |
2234 |
2119 |
0.00 |
|
|
|
2 |
A1g |
936 |
888 |
0.00 |
|
|
|
3 |
A1g |
450 |
427 |
0.00 |
|
|
|
4 |
A1u |
146 |
138 |
0.00 |
|
|
|
5 |
A2u |
2223 |
2109 |
156.91 |
|
|
|
6 |
A2u |
861 |
816 |
524.77 |
|
|
|
7 |
Eg |
2230 |
2115 |
0.00 |
|
|
|
7 |
Eg |
2230 |
2115 |
0.00 |
|
|
|
8 |
Eg |
952 |
903 |
0.00 |
|
|
|
8 |
Eg |
952 |
903 |
0.00 |
|
|
|
9 |
Eg |
647 |
613 |
0.00 |
|
|
|
9 |
Eg |
647 |
613 |
0.00 |
|
|
|
10 |
Eu |
2240 |
2124 |
284.47 |
|
|
|
10 |
Eu |
2240 |
2124 |
284.50 |
|
|
|
11 |
Eu |
966 |
917 |
91.82 |
|
|
|
11 |
Eu |
966 |
917 |
91.98 |
|
|
|
12 |
Eu |
390 |
370 |
24.56 |
|
|
|
12 |
Eu |
390 |
370 |
24.51 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 10849.5 cm
-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 10290.7 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 wB97X-D/6-31G*
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.167 |
|
|
|
2 |
Si |
0.167 |
|
|
|
3 |
H |
-0.056 |
|
|
|
4 |
H |
-0.056 |
|
|
|
5 |
H |
-0.056 |
|
|
|
6 |
H |
-0.056 |
|
|
|
7 |
H |
-0.056 |
|
|
|
8 |
H |
-0.056 |
|
|
|
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 |
0.000 |
0.000 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-30.812 |
0.000 |
0.000 |
y |
0.000 |
-30.812 |
0.000 |
z |
0.000 |
0.000 |
-31.929 |
|
Traceless |
| x | y | z |
x |
0.559 |
0.000 |
0.000 |
y |
0.000 |
0.559 |
0.000 |
z |
0.000 |
0.000 |
-1.117 |
|
Polar |
3z2-r2 | -2.235 |
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 |
6.361 |
0.000 |
0.000 |
y |
0.000 |
6.366 |
-0.001 |
z |
0.000 |
-0.001 |
8.860 |
<r2> (average value of r
2) Å
2
<r2> |
86.455 |
(<r2>)1/2 |
9.298 |