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All results from a given calculation for H3AlO3 (Aluminum hydroxide)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3H 1A'
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-470.050570
Energy at 298.15K-470.054629
HF Energy-470.050570
Nuclear repulsion energy160.724884
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
4/u)
Dep P Dep U
1 A' 3886 3725 0.00      
2 A' 702 673 0.00      
3 A' 650 624 0.00      
4 A" 296 284 373.03      
5 A" 255 245 71.61      
6 E' 3885 3725 79.64      
6 E' 3885 3725 79.68      
7 E' 942 903 136.61      
7 E' 942 903 136.62      
8 E' 682 654 233.16      
8 E' 682 654 233.13      
9 E' 225 215 29.68      
9 E' 225 215 29.68      
10 E" 325 312 0.00      
10 E" 325 312 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 8953.5 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 8583.7 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.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31G**
ABC
0.21514 0.21514 0.10757

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.000
O2 0.000 1.709 0.000
O3 -1.480 -0.855 0.000
O4 1.480 -0.855 0.000
H5 -0.839 2.183 0.000
H6 -1.471 -1.819 0.000
H7 2.310 -0.365 0.000

Atom - Atom Distances (Å)
  Al1 O2 O3 O4 H5 H6 H7
Al11.70911.70911.70912.33892.33892.3389
O21.70912.96032.96030.96403.82203.1045
O31.70912.96032.96033.10450.96403.8220
O41.70912.96032.96033.82203.10450.9640
H52.33890.96403.10453.82204.05114.0511
H62.33893.82200.96403.10454.05114.0511
H72.33893.10453.82200.96404.05114.0511

picture of Aluminum hydroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Al1 O2 H5 119.448 Al1 O3 H6 119.448
Al1 O4 H7 119.448 O2 Al1 O3 120.000
O2 Al1 O4 120.000 O3 Al1 O4 120.000
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 Al 1.011      
2 O -0.671      
3 O -0.671      
4 O -0.671      
5 H 0.334      
6 H 0.334      
7 H 0.334      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.606 -0.001 0.000
y -0.001 4.606 0.000
z 0.000 0.000 3.232


<r2> (average value of r2) Å2
<r2> 103.459
(<r2>)1/2 10.171