Vibrational Frequencies calculated at B3PW91/aug-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 |
A1 |
474 |
458 |
1.26 |
11.12 |
0.03 |
0.06 |
| 2 |
A1 |
217 |
210 |
0.35 |
17.75 |
0.10 |
0.18 |
| 3 |
E |
563 |
543 |
60.42 |
5.14 |
0.75 |
0.86 |
| 3 |
E |
563 |
543 |
60.42 |
5.14 |
0.75 |
0.86 |
| 4 |
E |
150 |
145 |
0.65 |
4.60 |
0.75 |
0.86 |
| 4 |
E |
150 |
145 |
0.65 |
4.60 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 1059.0 cm
-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 1021.5 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 B3PW91/aug-cc-pVDZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
N |
-0.867 |
|
|
|
| 2 |
Br |
0.289 |
|
|
|
| 3 |
Br |
0.289 |
|
|
|
| 4 |
Br |
0.289 |
|
|
|
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 |
-0.483 |
0.483 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-57.259 |
0.000 |
0.000 |
| y |
0.000 |
-57.259 |
0.000 |
| z |
0.000 |
0.000 |
-61.522 |
|
| Traceless |
| | x | y | z |
| x |
2.131 |
0.000 |
0.000 |
| y |
0.000 |
2.131 |
0.000 |
| z |
0.000 |
0.000 |
-4.263 |
|
| Polar |
| 3z2-r2 | -8.525 |
| 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 |
13.714 |
0.000 |
0.000 |
| y |
0.000 |
13.714 |
0.000 |
| z |
0.000 |
0.000 |
8.010 |
<r2> (average value of r
2) Å
2
| <r2> |
385.266 |
| (<r2>)1/2 |
19.628 |