Vibrational Frequencies calculated at HF/aug-cc-pVQZ
| 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 |
3292 |
2991 |
2.63 |
87.34 |
0.06 |
0.11 |
| 2 |
A1 |
1569 |
1426 |
0.08 |
11.04 |
0.45 |
0.62 |
| 3 |
A1 |
625 |
568 |
6.41 |
26.73 |
0.09 |
0.16 |
| 4 |
A1 |
186 |
169 |
0.13 |
3.43 |
0.31 |
0.48 |
| 5 |
A2 |
1227 |
1115 |
0.00 |
0.92 |
0.75 |
0.86 |
| 6 |
B1 |
3378 |
3069 |
2.15 |
42.70 |
0.75 |
0.86 |
| 7 |
B1 |
891 |
809 |
2.94 |
0.30 |
0.75 |
0.86 |
| 8 |
B2 |
1343 |
1220 |
89.79 |
1.91 |
0.75 |
0.86 |
| 9 |
B2 |
718 |
652 |
94.39 |
9.95 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 6614.0 cm
-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 6008.8 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 HF/aug-cc-pVQZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.682 |
|
|
|
| 2 |
H |
0.307 |
|
|
|
| 3 |
H |
0.307 |
|
|
|
| 4 |
Br |
0.034 |
|
|
|
| 5 |
Br |
0.034 |
|
|
|
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 |
1.676 |
1.676 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-43.502 |
0.000 |
0.000 |
| y |
0.000 |
-45.614 |
0.000 |
| z |
0.000 |
0.000 |
-40.973 |
|
| Traceless |
| | x | y | z |
| x |
-0.208 |
0.000 |
0.000 |
| y |
0.000 |
-3.376 |
0.000 |
| z |
0.000 |
0.000 |
3.585 |
|
| Polar |
| 3z2-r2 | 7.169 |
| x2-y2 | 2.112 |
| 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 |
6.604 |
0.000 |
0.000 |
| y |
0.000 |
10.815 |
0.000 |
| z |
0.000 |
0.000 |
7.272 |
<r2> (average value of r
2) Å
2
| <r2> |
221.220 |
| (<r2>)1/2 |
14.873 |