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' |
4057 |
3657 |
62.63 |
96.71 |
0.13 |
0.23 |
| 2 |
A' |
1722 |
1552 |
115.35 |
6.90 |
0.71 |
0.83 |
| 3 |
A' |
577 |
520 |
494.02 |
3.65 |
0.22 |
0.36 |
| 4 |
A' |
503 |
454 |
53.39 |
0.11 |
0.33 |
0.49 |
| 5 |
A" |
4225 |
3809 |
201.56 |
40.13 |
0.75 |
0.86 |
| 6 |
A" |
758 |
683 |
36.00 |
8.52 |
0.75 |
0.86 |
Unscaled Zero Point Vibrational Energy (zpe) 5921.2 cm
-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 5337.3 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 HF/CEP-31G
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
O |
-0.649 |
|
|
|
| 2 |
O |
-0.221 |
|
|
|
| 3 |
H |
0.435 |
|
|
|
| 4 |
H |
0.435 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
-1.915 |
-3.788 |
0.000 |
4.244 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-12.550 |
1.921 |
0.000 |
| y |
1.921 |
-9.596 |
0.000 |
| z |
0.000 |
0.000 |
-9.326 |
|
| Traceless |
| | x | y | z |
| x |
-3.090 |
1.921 |
0.000 |
| y |
1.921 |
1.342 |
0.000 |
| z |
0.000 |
0.000 |
1.747 |
|
| Polar |
| 3z2-r2 | 3.495 |
| x2-y2 | -2.955 |
| xy | 1.921 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
0.427 |
0.199 |
0.000 |
| y |
0.199 |
2.215 |
0.000 |
| z |
0.000 |
0.000 |
1.053 |
<r2> (average value of r
2) Å
2
| <r2> |
18.951 |
| (<r2>)1/2 |
4.353 |