Vibrational Frequencies calculated at HF/6-31+G**
| 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 |
3147 |
2845 |
48.49 |
124.36 |
0.01 |
0.02 |
| 2 |
A1 |
1285 |
1162 |
0.17 |
98.83 |
0.17 |
0.28 |
| 3 |
A1 |
621 |
562 |
86.26 |
15.42 |
0.19 |
0.32 |
| 4 |
A1 |
306 |
276 |
18.08 |
16.23 |
0.18 |
0.30 |
| 5 |
E |
3221 |
2913 |
25.62 |
140.97 |
0.75 |
0.86 |
| 5 |
E |
3221 |
2913 |
25.62 |
140.97 |
0.75 |
0.86 |
| 6 |
E |
1572 |
1422 |
0.08 |
2.17 |
0.75 |
0.86 |
| 6 |
E |
1572 |
1422 |
0.08 |
2.17 |
0.75 |
0.86 |
| 7 |
E |
633 |
573 |
85.80 |
5.48 |
0.75 |
0.86 |
| 7 |
E |
633 |
573 |
85.80 |
5.48 |
0.75 |
0.86 |
| 8 |
E |
162 |
146 |
34.88 |
0.68 |
0.75 |
0.86 |
| 8 |
E |
162 |
146 |
34.88 |
0.68 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 8267.4 cm
-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 7475.4 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 HF/6-31+G**
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.735 |
|
|
|
| 2 |
Mg |
0.829 |
|
|
|
| 3 |
Br |
-0.489 |
|
|
|
| 4 |
H |
0.132 |
|
|
|
| 5 |
H |
0.132 |
|
|
|
| 6 |
H |
0.132 |
|
|
|
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 |
-2.186 |
2.186 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-34.693 |
0.000 |
0.000 |
| y |
0.000 |
-34.693 |
0.000 |
| z |
0.000 |
0.000 |
-46.603 |
|
| Traceless |
| | x | y | z |
| x |
5.955 |
0.000 |
0.000 |
| y |
0.000 |
5.955 |
0.000 |
| z |
0.000 |
0.000 |
-11.910 |
|
| Polar |
| 3z2-r2 | -23.820 |
| 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 |
6.009 |
0.000 |
0.000 |
| y |
0.000 |
6.009 |
0.000 |
| z |
0.000 |
0.000 |
10.155 |
<r2> (average value of r
2) Å
2
| <r2> |
196.225 |
| (<r2>)1/2 |
14.008 |