Vibrational Frequencies calculated at mPW1PW91/3-21G*
| Mode Number |
Symmetry |
Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P |
Dep U |
| 1 |
A' |
3162 |
3003 |
0.52 |
82.13 |
0.08 |
0.16 |
| 2 |
A' |
1484 |
1409 |
0.33 |
19.62 |
0.70 |
0.82 |
| 3 |
A' |
1223 |
1161 |
63.77 |
2.48 |
0.25 |
0.40 |
| 4 |
A' |
661 |
628 |
64.49 |
6.27 |
0.74 |
0.85 |
| 5 |
A' |
546 |
519 |
5.78 |
19.18 |
0.13 |
0.24 |
| 6 |
A' |
142 |
135 |
0.04 |
5.24 |
0.43 |
0.60 |
| 7 |
A" |
3250 |
3086 |
2.41 |
54.76 |
0.75 |
0.86 |
| 8 |
A" |
1134 |
1076 |
0.06 |
8.13 |
0.75 |
0.86 |
| 9 |
A" |
783 |
744 |
10.14 |
2.22 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 6191.9 cm
-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 5879.9 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 mPW1PW91/3-21G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.657 |
|
|
|
| 2 |
Br |
-0.014 |
|
|
|
| 3 |
I |
0.074 |
|
|
|
| 4 |
H |
0.298 |
|
|
|
| 5 |
H |
0.298 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-0.512 |
1.255 |
0.000 |
1.355 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-53.298 |
-0.227 |
0.000 |
| y |
-0.227 |
-49.600 |
0.000 |
| z |
0.000 |
0.000 |
-53.072 |
|
| Traceless |
| | x | y | z |
| x |
-1.962 |
-0.227 |
0.000 |
| y |
-0.227 |
3.585 |
0.000 |
| z |
0.000 |
0.000 |
-1.623 |
|
| Polar |
| 3z2-r2 | -3.246 |
| x2-y2 | -3.698 |
| xy | -0.227 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
10.002 |
1.871 |
0.000 |
| y |
1.871 |
7.162 |
0.000 |
| z |
0.000 |
0.000 |
5.351 |
<r2> (average value of r
2) Å
2
| <r2> |
295.810 |
| (<r2>)1/2 |
17.199 |