Vibrational Frequencies calculated at wB97X-D/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 |
A1 |
3149 |
2999 |
36.44 |
|
|
|
2 |
A1 |
3061 |
2916 |
4.12 |
|
|
|
3 |
A1 |
2181 |
2077 |
201.98 |
|
|
|
4 |
A1 |
1484 |
1414 |
16.46 |
|
|
|
5 |
A1 |
1317 |
1255 |
11.72 |
|
|
|
6 |
A1 |
884 |
842 |
66.48 |
|
|
|
7 |
A1 |
633 |
603 |
1.74 |
|
|
|
8 |
A1 |
231 |
220 |
2.11 |
|
|
|
9 |
A2 |
3152 |
3003 |
0.00 |
|
|
|
10 |
A2 |
1459 |
1389 |
0.00 |
|
|
|
11 |
A2 |
696 |
663 |
0.00 |
|
|
|
12 |
A2 |
92 |
87 |
0.00 |
|
|
|
13 |
E |
3153 |
3003 |
20.71 |
|
|
|
13 |
E |
3153 |
3003 |
20.76 |
|
|
|
14 |
E |
3147 |
2998 |
2.24 |
|
|
|
14 |
E |
3147 |
2998 |
2.24 |
|
|
|
15 |
E |
3061 |
2916 |
12.43 |
|
|
|
15 |
E |
3061 |
2916 |
12.44 |
|
|
|
16 |
E |
1472 |
1403 |
7.77 |
|
|
|
16 |
E |
1472 |
1403 |
7.77 |
|
|
|
17 |
E |
1466 |
1397 |
0.08 |
|
|
|
17 |
E |
1466 |
1397 |
0.08 |
|
|
|
18 |
E |
1308 |
1246 |
51.24 |
|
|
|
18 |
E |
1308 |
1246 |
51.21 |
|
|
|
19 |
E |
931 |
887 |
182.99 |
|
|
|
19 |
E |
931 |
887 |
182.89 |
|
|
|
20 |
E |
864 |
823 |
9.30 |
|
|
|
20 |
E |
864 |
823 |
9.23 |
|
|
|
21 |
E |
726 |
691 |
11.32 |
|
|
|
21 |
E |
726 |
691 |
11.36 |
|
|
|
22 |
E |
621 |
592 |
9.63 |
|
|
|
22 |
E |
621 |
592 |
9.65 |
|
|
|
23 |
E |
204 |
194 |
1.11 |
|
|
|
23 |
E |
203 |
194 |
1.10 |
|
|
|
24 |
E |
119 |
114 |
0.00 |
|
|
|
24 |
E |
119 |
114 |
0.00 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 26241.8 cm
-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 24997.9 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 wB97X-D/cc-pVDZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Si |
0.760 |
|
|
|
2 |
H |
-0.130 |
|
|
|
3 |
C |
-0.726 |
|
|
|
4 |
C |
-0.726 |
|
|
|
5 |
C |
-0.726 |
|
|
|
6 |
H |
0.170 |
|
|
|
7 |
H |
0.170 |
|
|
|
8 |
H |
0.170 |
|
|
|
9 |
H |
0.173 |
|
|
|
10 |
H |
0.173 |
|
|
|
11 |
H |
0.173 |
|
|
|
12 |
H |
0.173 |
|
|
|
13 |
H |
0.173 |
|
|
|
14 |
H |
0.173 |
|
|
|
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 |
-0.549 |
0.549 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-35.558 |
0.000 |
0.000 |
y |
0.000 |
-35.558 |
0.000 |
z |
0.000 |
0.000 |
-36.588 |
|
Traceless |
| x | y | z |
x |
0.515 |
0.000 |
0.000 |
y |
0.000 |
0.515 |
0.000 |
z |
0.000 |
0.000 |
-1.031 |
|
Polar |
3z2-r2 | -2.061 |
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 |
9.274 |
0.000 |
0.000 |
y |
0.000 |
9.274 |
0.001 |
z |
0.000 |
0.001 |
8.362 |
<r2> (average value of r
2) Å
2
<r2> |
138.517 |
(<r2>)1/2 |
11.769 |