Vibrational Frequencies calculated at PBEPBEultrafine/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 |
Σ |
2202 |
2189 |
25.11 |
59.12 |
0.29 |
0.45 |
| 2 |
Σ |
578 |
575 |
2.97 |
6.96 |
0.23 |
0.37 |
| 3 |
Π |
355 |
353 |
0.85 |
0.94 |
0.75 |
0.86 |
| 3 |
Π |
355 |
353 |
0.85 |
0.94 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1744.8 cm
-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 1734.7 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 PBEPBEultrafine/cc-pVDZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.061 |
|
|
|
| 2 |
N |
-0.096 |
|
|
|
| 3 |
Br |
0.157 |
|
|
|
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 |
2.988 |
2.988 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-28.556 |
0.000 |
0.000 |
| y |
0.000 |
-28.556 |
0.000 |
| z |
0.000 |
0.000 |
-33.214 |
|
| Traceless |
| | x | y | z |
| x |
2.329 |
0.000 |
0.000 |
| y |
0.000 |
2.329 |
0.000 |
| z |
0.000 |
0.000 |
-4.658 |
|
| Polar |
| 3z2-r2 | -9.316 |
| 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 |
2.401 |
0.000 |
0.000 |
| y |
0.000 |
2.401 |
0.000 |
| z |
0.000 |
0.000 |
7.205 |
<r2> (average value of r
2) Å
2
| <r2> |
79.510 |
| (<r2>)1/2 |
8.917 |