Vibrational Frequencies calculated at PBEPBE/daug-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 |
A1 |
2960 |
2960 |
19.72 |
228.00 |
0.00 |
0.00 |
| 2 |
A1 |
1104 |
1104 |
2.03 |
110.48 |
0.23 |
0.37 |
| 3 |
A1 |
589 |
589 |
75.26 |
13.87 |
0.15 |
0.26 |
| 4 |
A1 |
290 |
290 |
14.74 |
31.67 |
0.13 |
0.23 |
| 5 |
E |
3040 |
3040 |
9.51 |
115.72 |
0.75 |
0.86 |
| 5 |
E |
3040 |
3040 |
9.51 |
115.20 |
0.75 |
0.86 |
| 6 |
E |
1398 |
1398 |
0.01 |
0.51 |
0.75 |
0.86 |
| 6 |
E |
1398 |
1398 |
0.01 |
0.39 |
0.74 |
0.85 |
| 7 |
E |
572 |
572 |
62.34 |
8.28 |
0.75 |
0.86 |
| 7 |
E |
572 |
572 |
62.34 |
7.81 |
0.75 |
0.86 |
| 8 |
E |
98 |
98 |
22.53 |
1.92 |
0.75 |
0.86 |
| 8 |
E |
98 |
98 |
22.53 |
1.87 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 7579.2 cm
-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7579.2 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 PBEPBE/daug-cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.703 |
|
|
|
| 2 |
Mg |
0.367 |
|
|
|
| 3 |
Br |
-0.813 |
|
|
|
| 4 |
H |
0.383 |
|
|
|
| 5 |
H |
0.383 |
|
|
|
| 6 |
H |
0.383 |
|
|
|
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 |
-2.196 |
2.196 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-34.956 |
0.000 |
0.000 |
| y |
0.000 |
-34.956 |
0.000 |
| z |
0.000 |
0.000 |
-43.345 |
|
| Traceless |
| | x | y | z |
| x |
4.194 |
0.000 |
0.000 |
| y |
0.000 |
4.194 |
0.000 |
| z |
0.000 |
0.000 |
-8.389 |
|
| Polar |
| 3z2-r2 | -16.778 |
| 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 |
8.361 |
0.000 |
0.000 |
| y |
0.000 |
8.361 |
0.000 |
| z |
0.000 |
0.000 |
13.426 |
<r2> (average value of r
2) Å
2
| <r2> |
196.136 |
| (<r2>)1/2 |
14.005 |