Vibrational Frequencies calculated at PBEPBE/6-311G**
| 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 |
2036 |
2017 |
403.51 |
77.34 |
0.15 |
0.26 |
| 2 |
Σ |
528 |
523 |
162.16 |
25.59 |
0.69 |
0.81 |
| 3 |
Π |
76 |
75 |
1.96 |
7.24 |
0.75 |
0.86 |
| 3 |
Π |
76 |
75 |
1.96 |
7.24 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1357.2 cm
-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 1344.9 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 PBEPBE/6-311G**
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Al |
0.433 |
|
|
|
| 2 |
N |
-0.413 |
|
|
|
| 3 |
C |
-0.020 |
|
|
|
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 |
2.972 |
2.972 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-21.951 |
0.000 |
0.000 |
| y |
0.000 |
-21.951 |
0.000 |
| z |
0.000 |
0.000 |
-31.848 |
|
| Traceless |
| | x | y | z |
| x |
4.949 |
0.000 |
0.000 |
| y |
0.000 |
4.949 |
0.000 |
| z |
0.000 |
0.000 |
-9.897 |
|
| Polar |
| 3z2-r2 | -19.795 |
| 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 |
6.494 |
0.000 |
0.000 |
| y |
0.000 |
6.494 |
0.000 |
| z |
0.000 |
0.000 |
9.437 |
<r2> (average value of r
2) Å
2
| <r2> |
59.024 |
| (<r2>)1/2 |
7.683 |