Vibrational Frequencies calculated at B3PW91/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 |
A' |
2013 |
1942 |
304.67 |
243.26 |
0.43 |
0.60 |
2 |
A' |
812 |
783 |
52.72 |
33.30 |
0.73 |
0.85 |
3 |
A' |
509 |
491 |
110.19 |
19.25 |
0.45 |
0.62 |
Unscaled Zero Point Vibrational Energy (zpe) 1666.9 cm
-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 1607.4 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 B3PW91/TZVP
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.344 |
|
|
|
2 |
Cl |
-0.241 |
|
|
|
3 |
H |
-0.103 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-0.256 |
1.308 |
0.000 |
1.333 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-28.489 |
-0.894 |
0.000 |
y |
-0.894 |
-26.808 |
0.000 |
z |
0.000 |
0.000 |
-24.056 |
|
Traceless |
| x | y | z |
x |
-3.057 |
-0.894 |
0.000 |
y |
-0.894 |
-0.536 |
0.000 |
z |
0.000 |
0.000 |
3.592 |
|
Polar |
3z2-r2 | 7.184 |
x2-y2 | -1.681 |
xy | -0.894 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
5.309 |
-0.336 |
0.000 |
y |
-0.336 |
7.248 |
0.000 |
z |
0.000 |
0.000 |
3.872 |
<r2> (average value of r
2) Å
2
<r2> |
54.384 |
(<r2>)1/2 |
7.375 |