Vibrational Frequencies calculated at LSDA/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 |
487 |
482 |
1.55 |
|
|
|
2 |
A1 |
211 |
209 |
0.44 |
|
|
|
3 |
E |
542 |
536 |
97.54 |
|
|
|
3 |
E |
542 |
536 |
97.55 |
|
|
|
4 |
E |
144 |
142 |
1.01 |
|
|
|
4 |
E |
144 |
142 |
1.01 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 1035.4 cm
-1
Scaled (by 0.9887) Zero Point Vibrational Energy (zpe) 1023.7 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 LSDA/aug-cc-pVDZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
N |
-0.832 |
|
|
|
2 |
Br |
0.277 |
|
|
|
3 |
Br |
0.277 |
|
|
|
4 |
Br |
0.277 |
|
|
|
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 |
-0.468 |
0.468 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-57.479 |
0.000 |
0.000 |
y |
0.000 |
-57.479 |
0.000 |
z |
0.000 |
0.000 |
-61.604 |
|
Traceless |
| x | y | z |
x |
2.062 |
0.000 |
0.000 |
y |
0.000 |
2.062 |
0.000 |
z |
0.000 |
0.000 |
-4.125 |
|
Polar |
3z2-r2 | -8.250 |
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 |
14.205 |
0.000 |
0.000 |
y |
0.000 |
14.206 |
-0.001 |
z |
0.000 |
-0.001 |
8.161 |
<r2> (average value of r
2) Å
2
<r2> |
381.890 |
(<r2>)1/2 |
19.542 |