Vibrational Frequencies calculated at B3PW91/3-21G*
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
|
A' |
3243 |
3111 |
0.68 |
|
|
|
|
A' |
628 |
603 |
5.94 |
|
|
|
|
A' |
303 |
291 |
49.58 |
|
|
|
|
A' |
183 |
176 |
0.81 |
|
|
|
|
A" |
1210 |
1161 |
53.67 |
|
|
|
|
A" |
809 |
776 |
114.60 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 3188.1 cm
-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 3058.7 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 B3PW91/3-21G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.333 |
|
|
|
| 2 |
H |
0.274 |
|
|
|
| 3 |
Br |
0.030 |
|
|
|
| 4 |
Br |
0.030 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-0.428 |
0.564 |
0.000 |
0.708 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-42.791 |
-0.845 |
0.000 |
| y |
-0.845 |
-39.593 |
0.000 |
| z |
0.000 |
0.000 |
-39.672 |
|
| Traceless |
| | x | y | z |
| x |
-3.158 |
-0.845 |
0.000 |
| y |
-0.845 |
1.638 |
0.000 |
| z |
0.000 |
0.000 |
1.520 |
|
| Polar |
| 3z2-r2 | 3.040 |
| x2-y2 | -3.198 |
| xy | -0.845 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
3.258 |
-0.159 |
0.000 |
| y |
-0.159 |
4.684 |
0.000 |
| z |
0.000 |
0.000 |
9.067 |
<r2> (average value of r
2) Å
2
| <r2> |
216.023 |
| (<r2>)1/2 |
14.698 |