Vibrational Frequencies calculated at mPW1PW91/6-31G*
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
A1 |
841 |
797 |
63.21 |
|
|
|
| 2 |
A1 |
401 |
380 |
59.59 |
|
|
|
| 3 |
E |
987 |
936 |
158.38 |
|
|
|
| 3 |
E |
987 |
936 |
158.34 |
|
|
|
| 4 |
E |
281 |
266 |
10.53 |
|
|
|
| 4 |
E |
280 |
266 |
10.52 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 1888.0 cm
-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 1790.4 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 mPW1PW91/6-31G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
1.075 |
|
|
|
| 2 |
F |
-0.358 |
|
|
|
| 3 |
F |
-0.358 |
|
|
|
| 4 |
F |
-0.358 |
|
|
|
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 |
1.299 |
1.299 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-28.166 |
0.000 |
0.000 |
| y |
0.000 |
-28.166 |
0.000 |
| z |
0.000 |
0.000 |
-24.381 |
|
| Traceless |
| | x | y | z |
| x |
-1.893 |
0.000 |
0.000 |
| y |
0.000 |
-1.893 |
0.000 |
| z |
0.000 |
0.000 |
3.786 |
|
| Polar |
| 3z2-r2 | 7.571 |
| 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 |
3.191 |
0.000 |
0.000 |
| y |
0.000 |
3.192 |
-0.000 |
| z |
0.000 |
-0.000 |
2.362 |
<r2> (average value of r
2) Å
2
| <r2> |
79.685 |
| (<r2>)1/2 |
8.927 |