Jump to
S1C2
Energy calculated at mPW1PW91/aug-cc-pVTZ
| hartrees |
Energy at 0K | -90.583178 |
Energy at 298.15K | -90.582987 |
HF Energy | -90.583178 |
Nuclear repulsion energy | 17.535116 |
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 mPW1PW91/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' |
4050 |
3880 |
135.85 |
106.47 |
0.18 |
0.30 |
2 |
A' |
1279 |
1226 |
126.24 |
3.70 |
0.68 |
0.81 |
3 |
A' |
345 |
330 |
166.17 |
4.93 |
0.74 |
0.85 |
Unscaled Zero Point Vibrational Energy (zpe) 2836.6 cm
-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 2717.8 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 mPW1PW91/aug-cc-pVTZ
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
O1 |
0.047 |
-0.374 |
0.000 |
Be2 |
0.047 |
1.024 |
0.000 |
H3 |
-0.559 |
-1.104 |
0.000 |
Atom - Atom Distances (Å)
|
O1 |
Be2 |
H3 |
O1 | | 1.3977 | 0.9485 |
Be2 | 1.3977 | | 2.2122 | H3 | 0.9485 | 2.2122 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Be2 |
O1 |
H3 |
140.317 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
O |
-0.287 |
|
|
|
2 |
Be |
0.191 |
|
|
|
3 |
H |
0.096 |
|
|
|
Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section
VII.A.3)
|
x |
y |
z |
Total |
|
-0.990 |
-0.599 |
0.000 |
1.157 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-11.143 |
1.540 |
0.000 |
y |
1.540 |
-12.320 |
0.000 |
z |
0.000 |
0.000 |
-12.081 |
|
Traceless |
| x | y | z |
x |
1.058 |
1.540 |
0.000 |
y |
1.540 |
-0.708 |
0.000 |
z |
0.000 |
0.000 |
-0.350 |
|
Polar |
3z2-r2 | -0.700 |
x2-y2 | 1.177 |
xy | 1.540 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
5.416 |
0.062 |
0.000 |
y |
0.062 |
4.497 |
0.000 |
z |
0.000 |
0.000 |
5.198 |
<r2> (average value of r
2) Å
2
<r2> |
14.269 |
(<r2>)1/2 |
3.777 |
Jump to
S1C1
Energy calculated at mPW1PW91/aug-cc-pVTZ
| hartrees |
Energy at 0K | -90.582489 |
Energy at 298.15K | |
HF Energy | -90.582489 |
Nuclear repulsion energy | 17.694946 |
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 mPW1PW91/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 |
Σ |
4127 |
3954 |
198.13 |
|
|
|
2 |
Σ |
1326 |
1271 |
162.23 |
|
|
|
3 |
Π |
232i |
222i |
140.58 |
|
|
|
3 |
Π |
232i |
222i |
140.58 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 2494.6 cm
-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 2390.1 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 mPW1PW91/aug-cc-pVTZ
Point Group is C∞v
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
O1 |
0.000 |
0.000 |
0.351 |
Be2 |
0.000 |
0.000 |
-1.026 |
H3 |
0.000 |
0.000 |
1.295 |
Atom - Atom Distances (Å)
|
O1 |
Be2 |
H3 |
O1 | | 1.3772 | 0.9434 |
Be2 | 1.3772 | | 2.3206 | H3 | 0.9434 | 2.3206 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Be2 |
O1 |
H3 |
180.000 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
O |
-0.313 |
|
|
|
2 |
Be |
0.166 |
|
|
|
3 |
H |
0.146 |
|
|
|
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 |
1.201 |
1.201 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Primitive |
| x | y | z |
x |
-12.056 |
0.000 |
0.000 |
y |
0.000 |
-12.056 |
0.000 |
z |
0.000 |
0.000 |
-11.145 |
|
Traceless |
| x | y | z |
x |
-0.455 |
0.000 |
0.000 |
y |
0.000 |
-0.455 |
0.000 |
z |
0.000 |
0.000 |
0.911 |
|
Polar |
3z2-r2 | 1.821 |
x2-y2 | 0.000 |
xy | 0.000 |
xz | 0.000 |
yz | 0.000 |
|
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
5.239 |
0.000 |
0.000 |
y |
0.000 |
5.239 |
0.000 |
z |
0.000 |
0.000 |
4.583 |
<r2> (average value of r
2) Å
2
<r2> |
14.214 |
(<r2>)1/2 |
3.770 |