Vibrational Frequencies calculated at B2PLYP/cc-pVTZ
| 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 |
2077 |
1992 |
373.87 |
87.03 |
0.13 |
0.23 |
| 2 |
Σ |
544 |
522 |
181.82 |
16.54 |
0.71 |
0.83 |
| 3 |
Π |
99 |
95 |
3.17 |
7.81 |
0.75 |
0.86 |
| 3 |
Π |
99 |
95 |
3.17 |
7.81 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1408.6 cm
-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 1351.4 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 B2PLYP/cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Al |
0.266 |
|
|
|
| 2 |
N |
-0.049 |
|
|
|
| 3 |
C |
-0.217 |
|
|
|
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 |
3.140 |
3.140 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-22.156 |
0.000 |
0.000 |
| y |
0.000 |
-22.156 |
0.000 |
| z |
0.000 |
0.000 |
-32.112 |
|
| Traceless |
| | x | y | z |
| x |
4.978 |
0.000 |
0.000 |
| y |
0.000 |
4.978 |
0.000 |
| z |
0.000 |
0.000 |
-9.956 |
|
| Polar |
| 3z2-r2 | -19.912 |
| 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 |
6.990 |
0.000 |
0.000 |
| y |
0.000 |
6.990 |
0.000 |
| z |
0.000 |
0.000 |
9.014 |
<r2> (average value of r
2) Å
2
| <r2> |
58.371 |
| (<r2>)1/2 |
7.640 |