Vibrational Frequencies calculated at B3LYP/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 |
A' |
2244 |
2156 |
0.00 |
562.46 |
0.00 |
0.00 |
2 |
A' |
2230 |
2143 |
0.00 |
85.06 |
0.61 |
0.76 |
3 |
A' |
1042 |
1001 |
0.00 |
14.61 |
0.75 |
0.86 |
4 |
A' |
972 |
934 |
0.00 |
14.58 |
0.75 |
0.86 |
5 |
A' |
660 |
634 |
0.00 |
1.30 |
0.05 |
0.09 |
6 |
A' |
481 |
462 |
0.00 |
15.22 |
0.08 |
0.15 |
7 |
A" |
2230 |
2143 |
484.12 |
0.00 |
0.75 |
0.86 |
8 |
A" |
955 |
918 |
199.47 |
0.00 |
0.75 |
0.86 |
9 |
A" |
743 |
714 |
114.58 |
0.00 |
0.75 |
0.86 |
10 |
A" |
179 |
172 |
1.18 |
0.00 |
0.75 |
0.86 |
11 |
A" |
74 |
71 |
0.02 |
0.00 |
0.75 |
0.86 |
12 |
E' |
2242 |
2154 |
279.05 |
59.22 |
0.75 |
0.86 |
12 |
E' |
2242 |
2154 |
279.08 |
59.22 |
0.75 |
0.86 |
13 |
E' |
2226 |
2139 |
84.16 |
4.98 |
0.75 |
0.86 |
13 |
E' |
2226 |
2139 |
84.16 |
4.99 |
0.75 |
0.86 |
14 |
E' |
1008 |
969 |
34.95 |
5.53 |
0.75 |
0.86 |
14 |
E' |
1008 |
969 |
34.95 |
5.53 |
0.75 |
0.86 |
15 |
E' |
982 |
943 |
273.23 |
5.32 |
0.75 |
0.86 |
15 |
E' |
982 |
943 |
273.23 |
5.32 |
0.75 |
0.86 |
16 |
E' |
955 |
918 |
604.41 |
24.38 |
0.75 |
0.86 |
16 |
E' |
955 |
918 |
604.46 |
24.38 |
0.75 |
0.86 |
17 |
E' |
691 |
664 |
3.37 |
13.14 |
0.75 |
0.86 |
17 |
E' |
691 |
664 |
3.37 |
13.14 |
0.75 |
0.86 |
18 |
E' |
179 |
172 |
0.45 |
0.13 |
0.75 |
0.86 |
18 |
E' |
179 |
172 |
0.45 |
0.13 |
0.75 |
0.86 |
19 |
E" |
2226 |
2139 |
0.00 |
100.94 |
0.75 |
0.86 |
19 |
E" |
2226 |
2139 |
0.00 |
100.95 |
0.75 |
0.86 |
20 |
E" |
950 |
913 |
0.00 |
24.41 |
0.75 |
0.86 |
20 |
E" |
950 |
913 |
0.00 |
24.42 |
0.75 |
0.86 |
21 |
E" |
692 |
665 |
0.00 |
13.16 |
0.75 |
0.86 |
21 |
E" |
692 |
665 |
0.00 |
13.16 |
0.75 |
0.86 |
22 |
E" |
73 |
70 |
0.00 |
0.65 |
0.75 |
0.86 |
22 |
E" |
73 |
70 |
0.00 |
0.65 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 18128.2 cm
-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 17417.5 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/6-31G**
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
N |
-0.824 |
|
|
|
2 |
Si |
0.587 |
|
|
|
3 |
Si |
0.587 |
|
|
|
4 |
Si |
0.587 |
|
|
|
5 |
H |
-0.110 |
|
|
|
6 |
H |
-0.110 |
|
|
|
7 |
H |
-0.110 |
|
|
|
8 |
H |
-0.101 |
|
|
|
9 |
H |
-0.101 |
|
|
|
10 |
H |
-0.101 |
|
|
|
11 |
H |
-0.101 |
|
|
|
12 |
H |
-0.101 |
|
|
|
13 |
H |
-0.101 |
|
|
|
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 |
0.000 |
0.000 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-50.655 |
0.000 |
0.000 |
y |
0.000 |
-50.655 |
0.000 |
z |
0.000 |
0.000 |
-51.944 |
|
Traceless |
| x | y | z |
x |
0.644 |
0.000 |
0.000 |
y |
0.000 |
0.644 |
0.000 |
z |
0.000 |
0.000 |
-1.289 |
|
Polar |
3z2-r2 | -2.578 |
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 |
11.194 |
0.000 |
0.000 |
y |
0.000 |
11.194 |
0.000 |
z |
0.000 |
0.000 |
9.087 |
<r2> (average value of r
2) Å
2
<r2> |
225.059 |
(<r2>)1/2 |
15.002 |