Vibrational Frequencies calculated at B3PW91/6-31G**
| 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 |
1922 |
1842 |
328.58 |
|
|
|
| 2 |
A1 |
432 |
414 |
6.36 |
|
|
|
| 3 |
A1 |
187 |
180 |
0.28 |
|
|
|
| 4 |
B1 |
526 |
504 |
2.76 |
|
|
|
| 5 |
B2 |
753 |
721 |
475.81 |
|
|
|
| 6 |
B2 |
346 |
332 |
3.31 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 2083.0 cm
-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 1996.3 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 B3PW91/6-31G**
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
0.337 |
|
|
|
| 2 |
O |
-0.296 |
|
|
|
| 3 |
Br |
-0.020 |
|
|
|
| 4 |
Br |
-0.020 |
|
|
|
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 |
-1.183 |
1.183 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-45.994 |
0.000 |
0.000 |
| y |
0.000 |
-43.857 |
0.000 |
| z |
0.000 |
0.000 |
-49.157 |
|
| Traceless |
| | x | y | z |
| x |
0.512 |
0.000 |
0.000 |
| y |
0.000 |
3.719 |
0.000 |
| z |
0.000 |
0.000 |
-4.232 |
|
| Polar |
| 3z2-r2 | -8.463 |
| x2-y2 | -2.138 |
| 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 |
4.079 |
0.000 |
0.000 |
| y |
0.000 |
10.068 |
0.000 |
| z |
0.000 |
0.000 |
6.759 |
<r2> (average value of r
2) Å
2
| <r2> |
0.000 |
| (<r2>)1/2 |
0.000 |