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

using model chemistry: TPSSh/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 TPSSh/6-31G(2df,p)
 hartrees
Energy at 0K-470.083272
Energy at 298.15K-470.087426
HF Energy-470.083272
Nuclear repulsion energy161.699986
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(2df,p)
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 3750 0.00      
2 A' 719 693 0.00      
3 A' 660 636 0.00      
4 A" 303 293 344.39      
5 A" 276 266 10.07      
6 E' 3886 3750 90.73      
6 E' 3886 3750 90.67      
7 E' 947 914 123.99      
7 E' 947 914 124.06      
8 E' 691 667 214.61      
8 E' 691 667 214.60      
9 E' 214 206 26.07      
9 E' 213 206 26.06      
10 E" 350 338 0.00      
10 E" 350 338 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 9008.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 8693.4 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(2df,p)
ABC
0.21784 0.21784 0.10892

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.000
O2 0.000 1.698 0.000
O3 -1.471 -0.849 0.000
O4 1.471 -0.849 0.000
H5 -0.835 2.172 0.000
H6 -1.463 -1.810 0.000
H7 2.299 -0.362 0.000

Atom - Atom Distances (Å)
  Al1 O2 O3 O4 H5 H6 H7
Al11.69831.69831.69832.32722.32722.3272
O21.69832.94152.94150.96053.80083.0872
O31.69832.94152.94153.08720.96053.8008
O41.69832.94152.94153.80083.08720.9605
H52.32720.96053.08723.80084.03084.0308
H62.32723.80080.96053.08724.03084.0308
H72.32723.08723.80080.96054.03084.0308

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 119.556 Al1 O3 H6 119.556
Al1 O4 H7 119.556 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(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.918      
2 O -0.621      
3 O -0.621      
4 O -0.621      
5 H 0.315      
6 H 0.315      
7 H 0.315      


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 4.860 -0.001 0.000
y -0.001 4.859 0.000
z 0.000 0.000 3.895


<r2> (average value of r2) Å2
<r2> 102.252
(<r2>)1/2 10.112