Vibrational Frequencies calculated at HF/CEP-31G
| 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' |
3305 |
2980 |
60.23 |
|
|
|
| 2 |
A' |
3289 |
2965 |
75.43 |
|
|
|
| 3 |
A' |
3250 |
2930 |
20.31 |
|
|
|
| 4 |
A' |
3204 |
2888 |
60.87 |
|
|
|
| 5 |
A' |
1648 |
1485 |
6.80 |
|
|
|
| 6 |
A' |
1633 |
1472 |
3.30 |
|
|
|
| 7 |
A' |
1618 |
1459 |
4.85 |
|
|
|
| 8 |
A' |
1561 |
1407 |
3.02 |
|
|
|
| 9 |
A' |
1502 |
1354 |
10.64 |
|
|
|
| 10 |
A' |
1382 |
1246 |
82.78 |
|
|
|
| 11 |
A' |
1215 |
1095 |
4.65 |
|
|
|
| 12 |
A' |
1117 |
1007 |
2.44 |
|
|
|
| 13 |
A' |
973 |
877 |
7.35 |
|
|
|
| 14 |
A' |
659 |
594 |
56.10 |
|
|
|
| 15 |
A' |
315 |
284 |
6.70 |
|
|
|
| 16 |
A' |
223 |
201 |
2.49 |
|
|
|
| 17 |
A" |
3393 |
3058 |
34.64 |
|
|
|
| 18 |
A" |
3310 |
2983 |
93.19 |
|
|
|
| 19 |
A" |
3276 |
2953 |
26.73 |
|
|
|
| 20 |
A" |
1635 |
1473 |
10.86 |
|
|
|
| 21 |
A" |
1431 |
1290 |
0.03 |
|
|
|
| 22 |
A" |
1350 |
1217 |
0.21 |
|
|
|
| 23 |
A" |
1153 |
1039 |
3.29 |
|
|
|
| 24 |
A" |
936 |
844 |
0.06 |
|
|
|
| 25 |
A" |
811 |
731 |
5.77 |
|
|
|
| 26 |
A" |
246 |
221 |
0.06 |
|
|
|
| 27 |
A" |
114 |
103 |
1.27 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 22274.2 cm
-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 20077.9 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 HF/CEP-31G
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
-0.453 |
|
|
|
| 2 |
C |
-0.027 |
|
|
|
| 3 |
C |
-0.331 |
|
|
|
| 4 |
Br |
-0.051 |
|
|
|
| 5 |
H |
0.161 |
|
|
|
| 6 |
H |
0.161 |
|
|
|
| 7 |
H |
0.104 |
|
|
|
| 8 |
H |
0.104 |
|
|
|
| 9 |
H |
0.142 |
|
|
|
| 10 |
H |
0.095 |
|
|
|
| 11 |
H |
0.095 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
1.695 |
2.499 |
0.000 |
3.019 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-36.159 |
-0.482 |
0.000 |
| y |
-0.482 |
-35.357 |
0.000 |
| z |
0.000 |
0.000 |
-35.458 |
|
| Traceless |
| | x | y | z |
| x |
-0.751 |
-0.482 |
0.000 |
| y |
-0.482 |
0.452 |
0.000 |
| z |
0.000 |
0.000 |
0.300 |
|
| Polar |
| 3z2-r2 | 0.599 |
| x2-y2 | -0.802 |
| xy | -0.482 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
6.774 |
2.530 |
0.000 |
| y |
2.530 |
8.323 |
0.000 |
| z |
0.000 |
0.000 |
4.470 |
<r2> (average value of r
2) Å
2
| <r2> |
137.828 |
| (<r2>)1/2 |
11.740 |