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S1C2
Vibrational Frequencies calculated at HF/aug-cc-pVTZ
Geometric Data calculated at HF/aug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
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S1C1
Energy calculated at HF/aug-cc-pVTZ
| | hartrees |
| Energy at 0K | -165.726412 |
| Energy at 298.15K | -165.727877 |
| HF Energy | -165.726412 |
| Nuclear repulsion energy | 49.431471 |
The energy at 298.15K was derived from the energy at 0K
and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HF/aug-cc-pVTZ
| 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 |
4280 |
3897 |
34.37 |
|
|
|
| 2 |
A |
775 |
706 |
2.51 |
|
|
|
| 3 |
A |
553 |
503 |
127.91 |
|
|
|
| 4 |
A |
335 |
305 |
51.57 |
|
|
|
| 5 |
A |
173 |
157 |
153.51 |
|
|
|
| 6 |
B |
4278 |
3894 |
246.60 |
|
|
|
| 7 |
B |
1596 |
1453 |
479.08 |
|
|
|
| 8 |
B |
550 |
500 |
384.88 |
|
|
|
| 9 |
B |
324 |
295 |
91.12 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 6431.5 cm
-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 5855.3 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.
Geometric Data calculated at HF/aug-cc-pVTZ
Point Group is C2
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| Be1 |
0.000 |
0.000 |
-0.013 |
| O2 |
0.000 |
1.415 |
-0.046 |
| O3 |
0.000 |
-1.415 |
-0.046 |
| H4 |
0.516 |
2.059 |
0.392 |
| H5 |
-0.516 |
-2.059 |
0.392 |
Atom - Atom Distances (Å)
| |
Be1 |
O2 |
O3 |
H4 |
H5 |
| Be1 | | 1.4156 | 1.4156 | 2.1609 | 2.1609 |
O2 | 1.4156 | | 2.8304 | 0.9339 | 3.5396 | O3 | 1.4156 | 2.8304 | | 3.5396 | 0.9339 | H4 | 2.1609 | 0.9339 | 3.5396 | | 4.2454 | H5 | 2.1609 | 3.5396 | 0.9339 | 4.2454 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Be1 |
O2 |
H4 |
132.708 |
|
Be1 |
O3 |
H5 |
132.708 |
| O2 |
Be1 |
O3 |
177.300 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Be |
0.761 |
|
|
|
| 2 |
O |
-0.511 |
|
|
|
| 3 |
O |
-0.511 |
|
|
|
| 4 |
H |
0.131 |
|
|
|
| 5 |
H |
0.131 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
| |
x |
y |
z |
Total |
| |
0.000 |
0.000 |
1.585 |
1.585 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-15.003 |
4.444 |
0.000 |
| y |
4.444 |
-15.868 |
0.000 |
| z |
0.000 |
0.000 |
-15.580 |
|
| Traceless |
| | x | y | z |
| x |
0.721 |
4.444 |
0.000 |
| y |
4.444 |
-0.576 |
0.000 |
| z |
0.000 |
0.000 |
-0.145 |
|
| Polar |
| 3z2-r2 | -0.290 |
| x2-y2 | 0.865 |
| xy | 4.444 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
2.674 |
0.073 |
0.000 |
| y |
0.073 |
3.412 |
0.000 |
| z |
0.000 |
0.000 |
2.663 |
<r2> (average value of r
2) Å
2
| <r2> |
51.070 |
| (<r2>)1/2 |
7.146 |