Jump to
S1C2
Vibrational Frequencies calculated at PBEPBE/aug-cc-pVTZ
Geometric Data calculated at PBEPBE/aug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Jump to
S1C1
Energy calculated at PBEPBE/aug-cc-pVTZ
| | hartrees |
| Energy at 0K | -166.400493 |
| Energy at 298.15K | -166.401934 |
| HF Energy | -166.400493 |
| Nuclear repulsion energy | 48.643229 |
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 PBEPBE/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 |
3871 |
3846 |
20.99 |
|
|
|
| 2 |
A |
725 |
721 |
1.87 |
|
|
|
| 3 |
A |
555 |
552 |
77.60 |
|
|
|
| 4 |
A |
313 |
311 |
24.40 |
|
|
|
| 5 |
A |
199 |
198 |
114.70 |
|
|
|
| 6 |
B |
3869 |
3844 |
161.81 |
|
|
|
| 7 |
B |
1497 |
1487 |
383.56 |
|
|
|
| 8 |
B |
550 |
546 |
303.59 |
|
|
|
| 9 |
B |
310 |
308 |
61.26 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5943.8 cm
-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 5905.2 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 PBEPBE/aug-cc-pVTZ
Point Group is C2
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| Be1 |
0.000 |
0.000 |
0.006 |
| O2 |
0.000 |
1.435 |
-0.056 |
| O3 |
0.000 |
-1.435 |
-0.056 |
| H4 |
0.545 |
2.057 |
0.434 |
| H5 |
-0.545 |
-2.057 |
0.434 |
Atom - Atom Distances (Å)
| |
Be1 |
O2 |
O3 |
H4 |
H5 |
| Be1 | | 1.4360 | 1.4360 | 2.1707 | 2.1707 |
O2 | 1.4360 | | 2.8693 | 0.9614 | 3.5678 | O3 | 1.4360 | 2.8693 | | 3.5678 | 0.9614 | H4 | 2.1707 | 0.9614 | 3.5678 | | 4.2561 | H5 | 2.1707 | 3.5678 | 0.9614 | 4.2561 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Be1 |
O2 |
H4 |
128.680 |
|
Be1 |
O3 |
H5 |
128.680 |
| O2 |
Be1 |
O3 |
175.055 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVTZ
Charges (e)
| Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
| 1 |
Be |
0.436 |
|
|
|
| 2 |
O |
-0.323 |
|
|
|
| 3 |
O |
-0.323 |
|
|
|
| 4 |
H |
0.105 |
|
|
|
| 5 |
H |
0.105 |
|
|
|
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 |
1.603 |
1.603 |
| CHELPG |
|
|
|
|
| AIM |
|
|
|
|
| ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
| Primitive |
| | x | y | z |
| x |
-15.720 |
4.274 |
0.000 |
| y |
4.274 |
-16.119 |
0.000 |
| z |
0.000 |
0.000 |
-16.215 |
|
| Traceless |
| | x | y | z |
| x |
0.447 |
4.274 |
0.000 |
| y |
4.274 |
-0.152 |
0.000 |
| z |
0.000 |
0.000 |
-0.296 |
|
| Polar |
| 3z2-r2 | -0.592 |
| x2-y2 | 0.399 |
| xy | 4.274 |
| xz | 0.000 |
| yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
| |
x |
y |
z |
| x |
3.473 |
0.043 |
0.000 |
| y |
0.043 |
4.660 |
0.000 |
| z |
0.000 |
0.000 |
3.475 |
<r2> (average value of r
2) Å
2
| <r2> |
52.420 |
| (<r2>)1/2 |
7.240 |