Vibrational Frequencies calculated at HF/aug-cc-pVDZ
| 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 |
3129 |
2849 |
40.88 |
157.06 |
0.01 |
0.01 |
| 2 |
A1 |
1247 |
1136 |
0.05 |
92.58 |
0.21 |
0.35 |
| 3 |
A1 |
612 |
558 |
87.87 |
16.10 |
0.18 |
0.30 |
| 4 |
A1 |
299 |
272 |
17.13 |
18.10 |
0.15 |
0.26 |
| 5 |
E |
3205 |
2919 |
26.56 |
119.97 |
0.75 |
0.86 |
| 5 |
E |
3205 |
2919 |
26.56 |
119.97 |
0.75 |
0.86 |
| 6 |
E |
1532 |
1395 |
0.07 |
0.21 |
0.75 |
0.86 |
| 6 |
E |
1532 |
1395 |
0.07 |
0.21 |
0.75 |
0.86 |
| 7 |
E |
595 |
542 |
80.23 |
7.97 |
0.75 |
0.86 |
| 7 |
E |
595 |
542 |
80.23 |
7.97 |
0.75 |
0.86 |
| 8 |
E |
109 |
100 |
34.65 |
1.04 |
0.75 |
0.86 |
| 8 |
E |
109 |
100 |
34.65 |
1.04 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 8084.9 cm
-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 7362.2 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 HF/aug-cc-pVDZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
0.121 |
|
|
|
| 2 |
Mg |
0.832 |
|
|
|
| 3 |
Br |
-0.429 |
|
|
|
| 4 |
H |
-0.175 |
|
|
|
| 5 |
H |
-0.175 |
|
|
|
| 6 |
H |
-0.175 |
|
|
|
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 |
-2.245 |
2.245 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-34.786 |
0.000 |
0.000 |
| y |
0.000 |
-34.786 |
0.000 |
| z |
0.000 |
0.000 |
-46.038 |
|
| Traceless |
| | x | y | z |
| x |
5.626 |
0.000 |
0.000 |
| y |
0.000 |
5.626 |
0.000 |
| z |
0.000 |
0.000 |
-11.252 |
|
| Polar |
| 3z2-r2 | -22.503 |
| 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 |
7.128 |
0.000 |
0.000 |
| y |
0.000 |
7.128 |
0.000 |
| z |
0.000 |
0.000 |
10.697 |
<r2> (average value of r
2) Å
2
| <r2> |
198.232 |
| (<r2>)1/2 |
14.079 |