Vibrational Frequencies calculated at LSDA/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 |
A' |
3126 |
3079 |
1.21 |
|
|
|
2 |
A' |
1340 |
1320 |
8.50 |
|
|
|
3 |
A' |
738 |
727 |
14.07 |
|
|
|
4 |
A' |
286 |
282 |
108.91 |
|
|
|
5 |
A" |
3282 |
3233 |
2.63 |
|
|
|
6 |
A" |
919 |
905 |
3.19 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4845.2 cm
-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 4772.5 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 LSDA/6-31+G**
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
C |
-0.348 |
|
|
|
2 |
Br |
-0.055 |
|
|
|
3 |
H |
0.202 |
|
|
|
4 |
H |
0.202 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-0.002 |
0.755 |
0.000 |
0.755 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-26.800 |
-0.005 |
0.000 |
y |
-0.005 |
-22.353 |
0.000 |
z |
0.000 |
0.000 |
-24.463 |
|
Traceless |
| x | y | z |
x |
-3.391 |
-0.005 |
0.000 |
y |
-0.005 |
3.278 |
0.000 |
z |
0.000 |
0.000 |
0.113 |
|
Polar |
3z2-r2 | 0.226 |
x2-y2 | -4.446 |
xy | -0.005 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
3.468 |
0.000 |
0.000 |
y |
0.000 |
6.295 |
0.000 |
z |
0.000 |
0.000 |
3.637 |
<r2> (average value of r
2) Å
2
<r2> |
42.438 |
(<r2>)1/2 |
6.514 |