Vibrational Frequencies calculated at B2PLYP=FULLultrafine/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 |
A' |
3866 |
3704 |
77.23 |
83.82 |
0.27 |
0.43 |
2 |
A' |
2279 |
2183 |
104.11 |
113.32 |
0.26 |
0.41 |
3 |
A' |
2228 |
2135 |
92.14 |
187.92 |
0.08 |
0.15 |
4 |
A' |
1019 |
977 |
207.23 |
11.28 |
0.73 |
0.84 |
5 |
A' |
973 |
932 |
103.92 |
17.04 |
0.75 |
0.86 |
6 |
A' |
922 |
884 |
63.48 |
11.19 |
0.75 |
0.85 |
7 |
A' |
834 |
799 |
111.30 |
8.88 |
0.22 |
0.37 |
8 |
A' |
696 |
667 |
67.68 |
7.15 |
0.71 |
0.83 |
9 |
A" |
2224 |
2131 |
179.42 |
71.15 |
0.75 |
0.86 |
10 |
A" |
950 |
910 |
82.57 |
20.87 |
0.75 |
0.86 |
11 |
A" |
722 |
692 |
72.35 |
13.73 |
0.75 |
0.86 |
12 |
A" |
230 |
221 |
105.70 |
2.71 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 8470.9 cm
-1
Scaled (by 0.9582) Zero Point Vibrational Energy (zpe) 8116.8 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 B2PLYP=FULLultrafine/cc-pVDZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.531 |
|
|
|
2 |
O |
-0.385 |
|
|
|
3 |
H |
-0.090 |
|
|
|
4 |
H |
-0.113 |
|
|
|
5 |
H |
-0.113 |
|
|
|
6 |
H |
0.170 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-1.372 |
-0.053 |
0.000 |
1.373 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-19.963 |
-2.910 |
0.006 |
y |
-2.910 |
-20.631 |
0.017 |
z |
0.006 |
0.017 |
-21.909 |
|
Traceless |
| x | y | z |
x |
1.307 |
-2.910 |
0.006 |
y |
-2.910 |
0.305 |
0.017 |
z |
0.006 |
0.017 |
-1.612 |
|
Polar |
3z2-r2 | -3.224 |
x2-y2 | 0.668 |
xy | -2.910 |
xz | 0.006 |
yz | 0.017 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
4.114 |
-0.097 |
-0.001 |
y |
-0.097 |
4.015 |
-0.001 |
z |
-0.001 |
-0.001 |
3.894 |
<r2> (average value of r
2) Å
2
<r2> |
40.016 |
(<r2>)1/2 |
6.326 |