Vibrational Frequencies calculated at LSDA/6-31G(2df,p)
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' |
2957 |
2910 |
18.64 |
|
|
|
2 |
A' |
1861 |
1831 |
331.75 |
|
|
|
3 |
A' |
1260 |
1239 |
26.11 |
|
|
|
4 |
A' |
675 |
664 |
143.99 |
|
|
|
5 |
A' |
374 |
368 |
4.23 |
|
|
|
6 |
A" |
891 |
877 |
4.42 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4008.4 cm
-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 3944.3 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/6-31G(2df,p)
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
C |
-0.091 |
|
|
|
2 |
O |
-0.092 |
|
|
|
3 |
H |
0.188 |
|
|
|
4 |
Br |
-0.005 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
1.554 |
0.207 |
0.000 |
1.567 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-28.014 |
-3.110 |
0.000 |
y |
-3.110 |
-30.524 |
0.000 |
z |
0.000 |
0.000 |
-28.614 |
|
Traceless |
| x | y | z |
x |
1.555 |
-3.110 |
0.000 |
y |
-3.110 |
-2.210 |
0.000 |
z |
0.000 |
0.000 |
0.655 |
|
Polar |
3z2-r2 | 1.310 |
x2-y2 | 2.510 |
xy | -3.110 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
4.447 |
-0.144 |
0.000 |
y |
-0.144 |
7.225 |
0.000 |
z |
0.000 |
0.000 |
3.475 |
<r2> (average value of r
2) Å
2
<r2> |
0.000 |
(<r2>)1/2 |
0.000 |