Vibrational Frequencies calculated at HF/SDD
| 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' |
3925 |
3534 |
80.94 |
117.17 |
0.31 |
0.48 |
| 2 |
A' |
1343 |
1210 |
209.00 |
6.56 |
0.39 |
0.56 |
| 3 |
A' |
1189 |
1070 |
187.81 |
5.94 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 3228.6 cm
-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 2907.0 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 HF/SDD
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
C |
0.122 |
|
|
|
| 2 |
O |
-0.557 |
|
|
|
| 3 |
H |
0.435 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-2.048 |
-1.800 |
0.000 |
2.727 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-11.144 |
2.149 |
0.000 |
| y |
2.149 |
-13.535 |
0.000 |
| z |
0.000 |
0.000 |
-11.185 |
|
| Traceless |
| | x | y | z |
| x |
1.216 |
2.149 |
0.000 |
| y |
2.149 |
-2.371 |
0.000 |
| z |
0.000 |
0.000 |
1.154 |
|
| Polar |
| 3z2-r2 | 2.309 |
| x2-y2 | 2.391 |
| xy | 2.149 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
1.745 |
0.294 |
0.000 |
| y |
0.294 |
2.327 |
0.000 |
| z |
0.000 |
0.000 |
1.380 |
<r2> (average value of r
2) Å
2
| <r2> |
15.054 |
| (<r2>)1/2 |
3.880 |