Vibrational Frequencies calculated at B3LYP/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' |
3145 |
3025 |
1.08 |
82.69 |
0.09 |
0.16 |
| 2 |
A' |
1480 |
1424 |
0.13 |
20.65 |
0.70 |
0.82 |
| 3 |
A' |
1209 |
1163 |
74.65 |
2.35 |
0.25 |
0.40 |
| 4 |
A' |
628 |
604 |
71.99 |
6.27 |
0.75 |
0.86 |
| 5 |
A' |
523 |
503 |
8.10 |
20.65 |
0.14 |
0.25 |
| 6 |
A' |
138 |
133 |
0.03 |
5.82 |
0.43 |
0.60 |
| 7 |
A" |
3230 |
3108 |
1.13 |
55.00 |
0.75 |
0.86 |
| 8 |
A" |
1117 |
1075 |
0.04 |
8.17 |
0.75 |
0.86 |
| 9 |
A" |
774 |
744 |
9.18 |
2.46 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 6122.3 cm
-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 5889.6 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 B3LYP/3-21G*
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.586 |
|
|
|
| 2 |
Br |
-0.020 |
|
|
|
| 3 |
I |
0.063 |
|
|
|
| 4 |
H |
0.271 |
|
|
|
| 5 |
H |
0.271 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-0.489 |
1.234 |
0.000 |
1.327 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-53.337 |
-0.211 |
0.000 |
| y |
-0.211 |
-49.750 |
0.000 |
| z |
0.000 |
0.000 |
-53.158 |
|
| Traceless |
| | x | y | z |
| x |
-1.883 |
-0.211 |
0.000 |
| y |
-0.211 |
3.498 |
0.000 |
| z |
0.000 |
0.000 |
-1.614 |
|
| Polar |
| 3z2-r2 | -3.229 |
| x2-y2 | -3.588 |
| xy | -0.211 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
10.211 |
1.993 |
0.000 |
| y |
1.993 |
7.249 |
0.000 |
| z |
0.000 |
0.000 |
5.347 |
<r2> (average value of r
2) Å
2
| <r2> |
301.786 |
| (<r2>)1/2 |
17.372 |