Vibrational Frequencies calculated at mPW1PW91/6-311G*
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
A' |
3248 |
3099 |
0.89 |
95.80 |
0.28 |
0.44 |
| 2 |
A' |
629 |
600 |
7.40 |
5.95 |
0.33 |
0.49 |
| 3 |
A' |
403 |
385 |
36.28 |
8.91 |
0.08 |
0.15 |
| 4 |
A' |
189 |
180 |
0.20 |
4.17 |
0.57 |
0.73 |
| 5 |
A" |
1214 |
1158 |
61.16 |
1.93 |
0.75 |
0.86 |
| 6 |
A" |
790 |
754 |
135.14 |
1.43 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 3235.7 cm
-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 3088.2 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 mPW1PW91/6-311G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.472 |
|
|
|
| 2 |
H |
0.301 |
|
|
|
| 3 |
Br |
0.085 |
|
|
|
| 4 |
Br |
0.085 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-0.485 |
0.671 |
0.000 |
0.828 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-43.427 |
-0.956 |
0.000 |
| y |
-0.956 |
-40.475 |
0.000 |
| z |
0.000 |
0.000 |
-41.032 |
|
| Traceless |
| | x | y | z |
| x |
-2.674 |
-0.956 |
0.000 |
| y |
-0.956 |
1.755 |
0.000 |
| z |
0.000 |
0.000 |
0.919 |
|
| Polar |
| 3z2-r2 | 1.838 |
| x2-y2 | -2.953 |
| xy | -0.956 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
3.397 |
-0.140 |
0.000 |
| y |
-0.140 |
4.851 |
0.000 |
| z |
0.000 |
0.000 |
9.702 |
<r2> (average value of r
2) Å
2
| <r2> |
216.819 |
| (<r2>)1/2 |
14.725 |