Vibrational Frequencies calculated at wB97X-D/SDD
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 |
2292 |
2292 |
56.45 |
|
|
|
2 |
A1 |
916 |
916 |
344.28 |
|
|
|
3 |
A1 |
380 |
380 |
32.83 |
|
|
|
4 |
E |
2314 |
2314 |
90.86 |
|
|
|
4 |
E |
2314 |
2314 |
90.87 |
|
|
|
5 |
E |
938 |
938 |
63.91 |
|
|
|
5 |
E |
938 |
938 |
63.91 |
|
|
|
6 |
E |
619 |
619 |
19.56 |
|
|
|
6 |
E |
619 |
619 |
19.53 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5663.8 cm
-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5663.8 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 wB97X-D/SDD
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.461 |
|
|
|
2 |
Br |
-0.257 |
|
|
|
3 |
H |
-0.068 |
|
|
|
4 |
H |
-0.068 |
|
|
|
5 |
H |
-0.068 |
|
|
|
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 |
-2.622 |
2.622 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-31.012 |
0.000 |
0.000 |
y |
0.000 |
-31.012 |
0.000 |
z |
0.000 |
0.000 |
-27.959 |
|
Traceless |
| x | y | z |
x |
-1.526 |
0.000 |
0.000 |
y |
0.000 |
-1.526 |
0.000 |
z |
0.000 |
0.000 |
3.053 |
|
Polar |
3z2-r2 | 6.105 |
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 |
3.583 |
0.000 |
0.000 |
y |
0.000 |
3.582 |
0.000 |
z |
0.000 |
0.000 |
7.947 |
<r2> (average value of r
2) Å
2
<r2> |
74.014 |
(<r2>)1/2 |
8.603 |