Vibrational Frequencies calculated at B1B95/6-31G
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' |
285 |
272 |
0.00 |
|
|
|
2 |
A2" |
431 |
411 |
1.06 |
|
|
|
3 |
E' |
825 |
786 |
296.52 |
|
|
|
3 |
E' |
824 |
786 |
296.39 |
|
|
|
4 |
E' |
167 |
160 |
0.26 |
|
|
|
4 |
E' |
167 |
160 |
0.26 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 1349.9 cm
-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 1287.4 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 B1B95/6-31G
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
B |
-0.267 |
|
|
|
2 |
Br |
0.089 |
|
|
|
3 |
Br |
0.089 |
|
|
|
4 |
Br |
0.089 |
|
|
|
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 |
0.000 |
0.000 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-60.437 |
0.000 |
0.000 |
y |
0.000 |
-60.437 |
0.000 |
z |
0.000 |
0.000 |
-59.541 |
|
Traceless |
| x | y | z |
x |
-0.448 |
0.000 |
0.000 |
y |
0.000 |
-0.448 |
0.000 |
z |
0.000 |
0.000 |
0.895 |
|
Polar |
3z2-r2 | 1.790 |
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 |
9.491 |
0.000 |
0.000 |
y |
0.000 |
9.490 |
0.000 |
z |
0.000 |
0.000 |
2.597 |
<r2> (average value of r
2) Å
2
<r2> |
411.436 |
(<r2>)1/2 |
20.284 |