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S1C2
Vibrational Frequencies calculated at B3PW91/aug-cc-pVDZ
Geometric Data calculated at B3PW91/aug-cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
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S1C1
Energy calculated at B3PW91/aug-cc-pVDZ
| | hartrees |
| Energy at 0K | -166.477220 |
| Energy at 298.15K | -166.478550 |
| HF Energy | -166.477220 |
| Nuclear repulsion energy | 48.571479 |
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 B3PW91/aug-cc-pVDZ
| 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 |
3987 |
3846 |
21.45 |
|
|
|
| 2 |
A |
714 |
688 |
0.62 |
|
|
|
| 3 |
A |
559 |
539 |
81.04 |
|
|
|
| 4 |
A |
276 |
266 |
27.71 |
|
|
|
| 5 |
A |
192 |
185 |
143.22 |
|
|
|
| 6 |
B |
3985 |
3844 |
180.58 |
|
|
|
| 7 |
B |
1499 |
1446 |
404.96 |
|
|
|
| 8 |
B |
557 |
537 |
323.86 |
|
|
|
| 9 |
B |
262 |
253 |
61.30 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 6015.7 cm
-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 5802.7 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 B3PW91/aug-cc-pVDZ
Point Group is C2
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| Be1 |
0.000 |
0.000 |
0.016 |
| O2 |
0.000 |
1.440 |
-0.056 |
| O3 |
0.000 |
-1.440 |
-0.056 |
| H4 |
0.563 |
2.054 |
0.411 |
| H5 |
-0.563 |
-2.054 |
0.411 |
Atom - Atom Distances (Å)
| |
Be1 |
O2 |
O3 |
H4 |
H5 |
| Be1 | | 1.4413 | 1.4413 | 2.1664 | 2.1664 |
O2 | 1.4413 | | 2.8790 | 0.9556 | 3.5695 | O3 | 1.4413 | 2.8790 | | 3.5695 | 0.9556 | H4 | 2.1664 | 0.9556 | 3.5695 | | 4.2602 | H5 | 2.1664 | 3.5695 | 0.9556 | 4.2602 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Be1 |
O2 |
H4 |
128.176 |
|
Be1 |
O3 |
H5 |
128.176 |
| O2 |
Be1 |
O3 |
174.272 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Be |
-0.047 |
|
|
|
| 2 |
O |
-0.090 |
|
|
|
| 3 |
O |
-0.090 |
|
|
|
| 4 |
H |
0.113 |
|
|
|
| 5 |
H |
0.113 |
|
|
|
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 |
1.648 |
1.648 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-15.389 |
4.482 |
0.000 |
| y |
4.482 |
-16.044 |
0.000 |
| z |
0.000 |
0.000 |
-16.120 |
|
| Traceless |
| | x | y | z |
| x |
0.693 |
4.482 |
0.000 |
| y |
4.482 |
-0.289 |
0.000 |
| z |
0.000 |
0.000 |
-0.404 |
|
| Polar |
| 3z2-r2 | -0.808 |
| x2-y2 | 0.655 |
| xy | 4.482 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
3.112 |
0.072 |
0.000 |
| y |
0.072 |
4.274 |
0.000 |
| z |
0.000 |
0.000 |
3.106 |
<r2> (average value of r
2) Å
2
| <r2> |
52.518 |
| (<r2>)1/2 |
7.247 |