Vibrational Frequencies calculated at B97D3/6-31G(2df,p)
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' |
3825 |
3825 |
65.31 |
78.83 |
0.27 |
0.42 |
2 |
A' |
2208 |
2208 |
106.01 |
97.50 |
0.23 |
0.37 |
3 |
A' |
2153 |
2153 |
101.65 |
145.19 |
0.08 |
0.15 |
4 |
A' |
993 |
993 |
154.18 |
4.23 |
0.67 |
0.80 |
5 |
A' |
957 |
957 |
96.37 |
9.57 |
0.74 |
0.85 |
6 |
A' |
913 |
913 |
54.94 |
10.42 |
0.68 |
0.81 |
7 |
A' |
824 |
824 |
124.19 |
7.79 |
0.18 |
0.30 |
8 |
A' |
682 |
682 |
58.37 |
4.50 |
0.64 |
0.78 |
9 |
A" |
2146 |
2146 |
181.27 |
57.56 |
0.75 |
0.86 |
10 |
A" |
931 |
931 |
66.90 |
12.59 |
0.75 |
0.86 |
11 |
A" |
701 |
701 |
56.22 |
8.35 |
0.75 |
0.86 |
12 |
A" |
211 |
211 |
93.75 |
1.62 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 8271.1 cm
-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8271.1 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 B97D3/6-31G(2df,p)
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.138 |
|
|
|
2 |
O |
-0.427 |
|
|
|
3 |
H |
0.009 |
|
|
|
4 |
H |
-0.013 |
|
|
|
5 |
H |
-0.013 |
|
|
|
6 |
H |
0.306 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-1.300 |
0.229 |
0.000 |
1.320 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-19.625 |
-2.758 |
0.000 |
y |
-2.758 |
-19.912 |
0.000 |
z |
0.000 |
0.000 |
-21.532 |
|
Traceless |
| x | y | z |
x |
1.098 |
-2.758 |
0.000 |
y |
-2.758 |
0.666 |
0.000 |
z |
0.000 |
0.000 |
-1.764 |
|
Polar |
3z2-r2 | -3.527 |
x2-y2 | 0.288 |
xy | -2.758 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
4.131 |
-0.110 |
0.000 |
y |
-0.110 |
4.145 |
0.000 |
z |
0.000 |
0.000 |
3.956 |
<r2> (average value of r
2) Å
2
<r2> |
39.153 |
(<r2>)1/2 |
6.257 |