Vibrational Frequencies calculated at PBE1PBE/3-21G
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
Σ |
2083 |
2001 |
383.33 |
79.16 |
0.16 |
0.27 |
| 2 |
Σ |
596 |
573 |
149.65 |
20.00 |
0.71 |
0.83 |
| 3 |
Π |
173 |
166 |
1.93 |
10.21 |
0.75 |
0.86 |
| 3 |
Π |
173 |
166 |
1.93 |
10.21 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1513.0 cm
-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 1453.1 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 PBE1PBE/3-21G
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Al |
0.432 |
|
|
|
| 2 |
N |
-0.664 |
|
|
|
| 3 |
C |
0.232 |
|
|
|
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 |
2.149 |
2.149 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-21.832 |
0.000 |
0.000 |
| y |
0.000 |
-21.832 |
0.000 |
| z |
0.000 |
0.000 |
-32.623 |
|
| Traceless |
| | x | y | z |
| x |
5.396 |
0.000 |
0.000 |
| y |
0.000 |
5.396 |
0.000 |
| z |
0.000 |
0.000 |
-10.791 |
|
| Polar |
| 3z2-r2 | -21.582 |
| 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 |
6.415 |
0.000 |
0.000 |
| y |
0.000 |
6.415 |
0.000 |
| z |
0.000 |
0.000 |
8.639 |
<r2> (average value of r
2) Å
2
| <r2> |
58.065 |
| (<r2>)1/2 |
7.620 |