Vibrational Frequencies calculated at HF/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 |
2527 |
2281 |
108.44 |
67.38 |
0.17 |
0.29 |
2 |
A1 |
913 |
824 |
99.67 |
2.90 |
0.00 |
0.00 |
3 |
A1 |
448 |
404 |
95.12 |
0.48 |
0.74 |
0.85 |
4 |
E |
1082 |
976 |
324.38 |
0.49 |
0.75 |
0.86 |
4 |
E |
1082 |
976 |
324.38 |
0.49 |
0.75 |
0.86 |
5 |
E |
930 |
839 |
28.48 |
8.01 |
0.75 |
0.86 |
5 |
E |
930 |
839 |
28.48 |
8.01 |
0.75 |
0.86 |
6 |
E |
320 |
289 |
16.59 |
0.36 |
0.75 |
0.86 |
6 |
E |
320 |
289 |
16.59 |
0.36 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 4275.7 cm
-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 3859.3 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 HF/6-31G**
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
1.622 |
|
|
|
2 |
H |
-0.179 |
|
|
|
3 |
F |
-0.481 |
|
|
|
4 |
F |
-0.481 |
|
|
|
5 |
F |
-0.481 |
|
|
|
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 |
1.567 |
1.567 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-29.159 |
0.000 |
0.000 |
y |
0.000 |
-29.159 |
0.000 |
z |
0.000 |
0.000 |
-25.441 |
|
Traceless |
| x | y | z |
x |
-1.859 |
0.000 |
0.000 |
y |
0.000 |
-1.859 |
0.000 |
z |
0.000 |
0.000 |
3.718 |
|
Polar |
3z2-r2 | 7.437 |
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 |
2.243 |
0.000 |
0.000 |
y |
0.000 |
2.243 |
0.000 |
z |
0.000 |
0.000 |
2.437 |
<r2> (average value of r
2) Å
2
<r2> |
81.547 |
(<r2>)1/2 |
9.030 |