Vibrational Frequencies calculated at B3LYP/CEP-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 |
3041 |
2937 |
12.46 |
|
|
|
2 |
A1 |
2189 |
2114 |
65.06 |
|
|
|
3 |
A1 |
1307 |
1262 |
23.48 |
|
|
|
4 |
A1 |
937 |
905 |
207.01 |
|
|
|
5 |
A1 |
690 |
666 |
9.50 |
|
|
|
6 |
A2 |
181 |
175 |
0.00 |
|
|
|
7 |
E |
3118 |
3011 |
23.44 |
|
|
|
7 |
E |
3118 |
3011 |
23.46 |
|
|
|
8 |
E |
2197 |
2122 |
163.34 |
|
|
|
8 |
E |
2197 |
2122 |
163.33 |
|
|
|
9 |
E |
1475 |
1424 |
6.24 |
|
|
|
9 |
E |
1475 |
1424 |
6.24 |
|
|
|
10 |
E |
947 |
914 |
40.60 |
|
|
|
10 |
E |
947 |
914 |
40.60 |
|
|
|
11 |
E |
888 |
858 |
66.44 |
|
|
|
11 |
E |
888 |
858 |
66.45 |
|
|
|
12 |
E |
515 |
497 |
7.58 |
|
|
|
12 |
E |
515 |
497 |
7.59 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 13311.9 cm
-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 12855.3 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 B3LYP/CEP-31G*
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
C |
-0.505 |
|
|
|
2 |
Si |
-0.072 |
|
|
|
3 |
H |
0.175 |
|
|
|
4 |
H |
0.175 |
|
|
|
5 |
H |
0.175 |
|
|
|
6 |
H |
0.018 |
|
|
|
7 |
H |
0.018 |
|
|
|
8 |
H |
0.018 |
|
|
|
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 |
0.681 |
0.681 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-21.359 |
0.000 |
0.000 |
y |
0.000 |
-21.359 |
0.000 |
z |
0.000 |
0.000 |
-22.224 |
|
Traceless |
| x | y | z |
x |
0.432 |
0.000 |
0.000 |
y |
0.000 |
0.432 |
0.000 |
z |
0.000 |
0.000 |
-0.865 |
|
Polar |
3z2-r2 | -1.730 |
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 |
4.418 |
0.000 |
0.000 |
y |
0.000 |
4.418 |
-0.000 |
z |
0.000 |
-0.000 |
5.401 |
<r2> (average value of r
2) Å
2
<r2> |
41.818 |
(<r2>)1/2 |
6.467 |