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S1C2
Vibrational Frequencies calculated at TPSSh/6-31G*
Geometric Data calculated at TPSSh/6-31G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
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S1C1
Energy calculated at TPSSh/6-31G*
| hartrees |
Energy at 0K | -351.777331 |
Energy at 298.15K | -351.778978 |
HF Energy | -351.777331 |
Nuclear repulsion energy | 81.397332 |
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 TPSSh/6-31G*
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 |
3851 |
3695 |
4.29 |
|
|
|
2 |
A |
597 |
573 |
13.95 |
|
|
|
3 |
A |
426 |
408 |
43.45 |
|
|
|
4 |
A |
144 |
138 |
5.35 |
|
|
|
5 |
A |
124 |
119 |
166.55 |
|
|
|
6 |
B |
3851 |
3695 |
50.37 |
|
|
|
7 |
B |
874 |
839 |
72.35 |
|
|
|
8 |
B |
432 |
415 |
259.50 |
|
|
|
9 |
B |
139 |
134 |
55.93 |
|
|
|
Unscaled Zero Point Vibrational Energy (zpe) 5218.9 cm
-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 5007.0 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 TPSSh/6-31G*
Point Group is C2
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
Mg1 |
0.000 |
0.000 |
0.006 |
O2 |
0.000 |
1.777 |
0.023 |
O3 |
0.000 |
-1.777 |
0.023 |
H4 |
-0.401 |
2.612 |
-0.221 |
H5 |
0.401 |
-2.612 |
-0.221 |
Atom - Atom Distances (Å)
|
Mg1 |
O2 |
O3 |
H4 |
H5 |
Mg1 | | 1.7767 | 1.7767 | 2.6519 | 2.6519 |
O2 | 1.7767 | | 3.5532 | 0.9580 | 4.4132 | O3 | 1.7767 | 3.5532 | | 4.4132 | 0.9580 | H4 | 2.6519 | 0.9580 | 4.4132 | | 5.2844 | H5 | 2.6519 | 4.4132 | 0.9580 | 5.2844 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Mg1 |
O2 |
H4 |
150.338 |
|
Mg1 |
O3 |
H5 |
150.338 |
O2 |
Mg1 |
O3 |
178.842 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G*
Charges (e)
Number |
Element |
Mulliken |
CHELPG |
AIM |
ESP |
1 |
Mg |
1.001 |
|
|
|
2 |
O |
-0.893 |
|
|
|
3 |
O |
-0.893 |
|
|
|
4 |
H |
0.393 |
|
|
|
5 |
H |
0.393 |
|
|
|
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 |
-1.567 |
1.567 |
CHELPG |
|
|
|
|
AIM |
|
|
|
|
ESP |
|
|
|
|
Electric Quadrupole moment
Quadrupole components in D Å
Polarizabilities
Components of the polarizability tensor.
Units are
Å
3 (Angstrom cubed)
Change units.
|
x |
y |
z |
x |
3.267 |
0.085 |
0.000 |
y |
0.085 |
4.738 |
0.000 |
z |
0.000 |
0.000 |
3.300 |
<r2> (average value of r
2) Å
2
<r2> |
78.372 |
(<r2>)1/2 |
8.853 |