Vibrational Frequencies calculated at wB97X-D/aug-cc-pVTZ
| 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' |
3245 |
3104 |
1.23 |
88.11 |
0.21 |
0.35 |
| 2 |
A' |
628 |
601 |
4.45 |
6.59 |
0.05 |
0.10 |
| 3 |
A' |
370 |
354 |
25.38 |
5.94 |
0.11 |
0.20 |
| 4 |
A' |
188 |
180 |
0.20 |
2.27 |
0.38 |
0.55 |
| 5 |
A" |
1195 |
1143 |
61.61 |
0.17 |
0.75 |
0.86 |
| 6 |
A" |
803 |
768 |
110.10 |
0.40 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 3214.6 cm
-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 3075.1 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 wB97X-D/aug-cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.655 |
|
|
|
| 2 |
H |
0.295 |
|
|
|
| 3 |
Br |
0.180 |
|
|
|
| 4 |
Br |
0.180 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-0.345 |
0.677 |
0.000 |
0.760 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-43.464 |
-0.799 |
0.000 |
| y |
-0.799 |
-40.594 |
0.000 |
| z |
0.000 |
0.000 |
-41.340 |
|
| Traceless |
| | x | y | z |
| x |
-2.497 |
-0.799 |
0.000 |
| y |
-0.799 |
1.808 |
0.000 |
| z |
0.000 |
0.000 |
0.689 |
|
| Polar |
| 3z2-r2 | 1.378 |
| x2-y2 | -2.870 |
| xy | -0.799 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
6.493 |
-0.045 |
0.000 |
| y |
-0.045 |
7.309 |
0.000 |
| z |
0.000 |
0.000 |
11.623 |
<r2> (average value of r
2) Å
2
| <r2> |
215.624 |
| (<r2>)1/2 |
14.684 |