Vibrational Frequencies calculated at M06-2X/cc-pVDZ
| 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 |
838 |
838 |
70.45 |
|
|
|
| 2 |
A1 |
382 |
382 |
65.75 |
|
|
|
| 3 |
E |
969 |
969 |
159.48 |
|
|
|
| 3 |
E |
969 |
969 |
159.36 |
|
|
|
| 4 |
E |
267 |
267 |
13.46 |
|
|
|
| 4 |
E |
266 |
266 |
13.34 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 1845.8 cm
-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1845.8 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 M06-2X/cc-pVDZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Si |
0.918 |
|
|
|
| 2 |
F |
-0.306 |
|
|
|
| 3 |
F |
-0.306 |
|
|
|
| 4 |
F |
-0.306 |
|
|
|
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 |
1.687 |
1.687 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-28.972 |
0.000 |
0.000 |
| y |
0.000 |
-28.972 |
0.000 |
| z |
0.000 |
0.000 |
-24.588 |
|
| Traceless |
| | x | y | z |
| x |
-2.192 |
0.000 |
0.000 |
| y |
0.000 |
-2.192 |
0.000 |
| z |
0.000 |
0.000 |
4.384 |
|
| Polar |
| 3z2-r2 | 8.768 |
| 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 |
3.054 |
0.000 |
0.000 |
| y |
0.000 |
3.091 |
-0.009 |
| z |
0.000 |
-0.009 |
2.173 |
<r2> (average value of r
2) Å
2
| <r2> |
82.362 |
| (<r2>)1/2 |
9.075 |