Vibrational Frequencies calculated at PBEPBE/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 |
2980 |
2937 |
12.53 |
114.75 |
0.00 |
0.00 |
| 2 |
A1 |
1157 |
1141 |
4.83 |
59.71 |
0.05 |
0.10 |
| 3 |
A1 |
597 |
589 |
61.51 |
10.82 |
0.06 |
0.12 |
| 4 |
A1 |
299 |
295 |
12.66 |
23.66 |
0.17 |
0.29 |
| 5 |
E |
3066 |
3023 |
9.73 |
121.48 |
0.75 |
0.86 |
| 5 |
E |
3066 |
3023 |
9.73 |
121.49 |
0.75 |
0.86 |
| 6 |
E |
1447 |
1426 |
0.01 |
3.92 |
0.75 |
0.86 |
| 6 |
E |
1447 |
1426 |
0.01 |
3.92 |
0.75 |
0.86 |
| 7 |
E |
609 |
600 |
83.91 |
2.33 |
0.75 |
0.86 |
| 7 |
E |
609 |
600 |
83.91 |
2.34 |
0.75 |
0.86 |
| 8 |
E |
121 |
120 |
19.04 |
0.57 |
0.75 |
0.86 |
| 8 |
E |
121 |
120 |
19.04 |
0.57 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 7760.3 cm
-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 7649.3 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 PBEPBE/6-31G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.796 |
|
|
|
| 2 |
Mg |
0.521 |
|
|
|
| 3 |
Br |
-0.263 |
|
|
|
| 4 |
H |
0.179 |
|
|
|
| 5 |
H |
0.179 |
|
|
|
| 6 |
H |
0.179 |
|
|
|
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 |
-2.156 |
2.156 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-34.408 |
0.000 |
0.000 |
| y |
0.000 |
-34.408 |
0.000 |
| z |
0.000 |
0.000 |
-40.889 |
|
| Traceless |
| | x | y | z |
| x |
3.241 |
0.000 |
0.000 |
| y |
0.000 |
3.241 |
0.000 |
| z |
0.000 |
0.000 |
-6.482 |
|
| Polar |
| 3z2-r2 | -12.964 |
| 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 |
6.467 |
0.000 |
0.000 |
| y |
0.000 |
6.467 |
0.000 |
| z |
0.000 |
0.000 |
11.289 |
<r2> (average value of r
2) Å
2
| <r2> |
194.555 |
| (<r2>)1/2 |
13.948 |