Vibrational Frequencies calculated at mPW1PW91/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 |
A' |
3077 |
2949 |
12.09 |
|
|
|
2 |
A' |
1871 |
1793 |
455.82 |
|
|
|
3 |
A' |
1289 |
1235 |
49.29 |
|
|
|
4 |
A' |
655 |
628 |
173.27 |
|
|
|
5 |
A' |
366 |
351 |
9.78 |
|
|
|
6 |
A" |
919 |
880 |
4.94 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 4088.5 cm
-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 3918.0 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/aug-cc-pVDZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
C |
0.185 |
|
|
|
2 |
O |
-0.325 |
|
|
|
3 |
H |
-0.052 |
|
|
|
4 |
Br |
0.193 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
1.810 |
0.073 |
0.000 |
1.811 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-28.650 |
-3.683 |
0.000 |
y |
-3.683 |
-31.241 |
0.000 |
z |
0.000 |
0.000 |
-29.344 |
|
Traceless |
| x | y | z |
x |
1.643 |
-3.683 |
0.000 |
y |
-3.683 |
-2.244 |
0.000 |
z |
0.000 |
0.000 |
0.601 |
|
Polar |
3z2-r2 | 1.202 |
x2-y2 | 2.591 |
xy | -3.683 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
4.996 |
-0.051 |
0.000 |
y |
-0.051 |
8.021 |
0.000 |
z |
0.000 |
0.000 |
4.120 |
<r2> (average value of r
2) Å
2
<r2> |
0.000 |
(<r2>)1/2 |
0.000 |