All results from a given calculation for Al(CH3)3 (trimethyl aluminum)
using model chemistry: MP2/6-31G(2df,p)
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
C3H |
1A' |
Energy calculated at MP2/6-31G(2df,p)
| | hartrees |
| Energy at 0K | -361.360682 |
| Energy at 298.15K | |
| HF Energy | -360.780413 |
| Nuclear repulsion energy | 150.913697 |
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 MP2/6-31G(2df,p)
Geometric Data calculated at MP2/6-31G(2df,p)
Point Group is C3h
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| Al1 |
0.000 |
0.000 |
0.000 |
| C2 |
0.000 |
1.963 |
0.000 |
| C3 |
-1.700 |
-0.982 |
0.000 |
| C4 |
1.700 |
-0.982 |
0.000 |
| H5 |
-0.998 |
2.404 |
0.000 |
| H6 |
-1.583 |
-2.067 |
0.000 |
| H7 |
2.581 |
-0.338 |
0.000 |
| H8 |
0.532 |
2.355 |
0.873 |
| H9 |
0.532 |
2.355 |
-0.873 |
| H10 |
-2.305 |
-0.717 |
0.873 |
| H11 |
-2.305 |
-0.717 |
-0.873 |
| H12 |
1.773 |
-1.638 |
0.873 |
| H13 |
1.773 |
-1.638 |
-0.873 |
Atom - Atom Distances (Å)
| |
Al1 |
C2 |
C3 |
C4 |
H5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
| Al1 | | 1.9634 | 1.9634 | 1.9634 | 2.6034 | 2.6034 | 2.6034 | 2.5668 | 2.5668 | 2.5668 | 2.5668 | 2.5668 | 2.5668 |
C2 | 1.9634 | | 3.4006 | 3.4006 | 1.0914 | 4.3299 | 3.4580 | 1.0943 | 1.0943 | 3.6412 | 3.6412 | 4.1078 | 4.1078 | C3 | 1.9634 | 3.4006 | | 3.4006 | 3.4580 | 1.0914 | 4.3299 | 4.1078 | 4.1078 | 1.0943 | 1.0943 | 3.6412 | 3.6412 | C4 | 1.9634 | 3.4006 | 3.4006 | | 4.3299 | 3.4580 | 1.0914 | 3.6412 | 3.6412 | 4.1078 | 4.1078 | 1.0943 | 1.0943 | H5 | 2.6034 | 1.0914 | 3.4580 | 4.3299 | | 4.5091 | 4.5091 | 1.7621 | 1.7621 | 3.4945 | 3.4945 | 4.9781 | 4.9781 | H6 | 2.6034 | 4.3299 | 1.0914 | 3.4580 | 4.5091 | | 4.5091 | 4.9781 | 4.9781 | 1.7621 | 1.7621 | 3.4945 | 3.4945 | H7 | 2.6034 | 3.4580 | 4.3299 | 1.0914 | 4.5091 | 4.5091 | | 3.4945 | 3.4945 | 4.9781 | 4.9781 | 1.7621 | 1.7621 | H8 | 2.5668 | 1.0943 | 4.1078 | 3.6412 | 1.7621 | 4.9781 | 3.4945 | | 1.7457 | 4.1809 | 4.5307 | 4.1809 | 4.5307 | H9 | 2.5668 | 1.0943 | 4.1078 | 3.6412 | 1.7621 | 4.9781 | 3.4945 | 1.7457 | | 4.5307 | 4.1809 | 4.5307 | 4.1809 | H10 | 2.5668 | 3.6412 | 1.0943 | 4.1078 | 3.4945 | 1.7621 | 4.9781 | 4.1809 | 4.5307 | | 1.7457 | 4.1809 | 4.5307 | H11 | 2.5668 | 3.6412 | 1.0943 | 4.1078 | 3.4945 | 1.7621 | 4.9781 | 4.5307 | 4.1809 | 1.7457 | | 4.5307 | 4.1809 | H12 | 2.5668 | 4.1078 | 3.6412 | 1.0943 | 4.9781 | 3.4945 | 1.7621 | 4.1809 | 4.5307 | 4.1809 | 4.5307 | | 1.7457 | H13 | 2.5668 | 4.1078 | 3.6412 | 1.0943 | 4.9781 | 3.4945 | 1.7621 | 4.5307 | 4.1809 | 4.5307 | 4.1809 | 1.7457 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| Al1 |
C2 |
H5 |
113.833 |
|
Al1 |
C2 |
H8 |
110.947 |
| Al1 |
C2 |
H9 |
110.947 |
|
Al1 |
C3 |
H6 |
113.833 |
| Al1 |
C3 |
H10 |
110.947 |
|
Al1 |
C3 |
H11 |
110.947 |
| Al1 |
C4 |
H7 |
113.833 |
|
Al1 |
C4 |
H12 |
110.947 |
| Al1 |
C4 |
H13 |
110.947 |
|
C2 |
Al1 |
C3 |
120.000 |
| C2 |
Al1 |
C4 |
120.000 |
|
C3 |
Al1 |
C4 |
120.000 |
| H5 |
C2 |
H8 |
107.452 |
|
H5 |
C2 |
H9 |
107.452 |
| H6 |
C3 |
H10 |
107.452 |
|
H6 |
C3 |
H11 |
107.452 |
| H7 |
C4 |
H12 |
107.452 |
|
H7 |
C4 |
H13 |
107.452 |
| H8 |
C2 |
H9 |
105.807 |
|
H10 |
C3 |
H11 |
105.807 |
| H12 |
C4 |
H13 |
105.807 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability