Vibrational Frequencies calculated at PBE1PBE/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 |
2323 |
2232 |
26.41 |
83.03 |
0.27 |
0.42 |
| 2 |
Σ |
610 |
586 |
1.01 |
4.94 |
0.13 |
0.24 |
| 3 |
Π |
376 |
361 |
2.07 |
1.02 |
0.75 |
0.86 |
| 3 |
Π |
376 |
361 |
2.07 |
1.02 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1842.4 cm
-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 1770.6 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/cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.126 |
|
|
|
| 2 |
N |
-0.033 |
|
|
|
| 3 |
Br |
0.159 |
|
|
|
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 |
3.198 |
3.198 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-28.677 |
0.000 |
0.000 |
| y |
0.000 |
-28.677 |
0.000 |
| z |
0.000 |
0.000 |
-34.213 |
|
| Traceless |
| | x | y | z |
| x |
2.768 |
0.000 |
0.000 |
| y |
0.000 |
2.768 |
0.000 |
| z |
0.000 |
0.000 |
-5.536 |
|
| Polar |
| 3z2-r2 | -11.072 |
| 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 |
3.188 |
0.000 |
0.000 |
| y |
0.000 |
3.188 |
0.000 |
| z |
0.000 |
0.000 |
7.496 |
<r2> (average value of r
2) Å
2
| <r2> |
78.045 |
| (<r2>)1/2 |
8.834 |