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

using model chemistry: PBEPBEultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3H 1A'
Energy calculated at PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-469.744066
Energy at 298.15K-469.748135
HF Energy-469.744066
Nuclear repulsion energy159.919039
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 PBEPBEultrafine/6-311G*
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' 3794 3754 0.00      
2 A' 693 686 0.00      
3 A' 624 618 0.00      
4 A" 309 306 488.13      
5 A" 269 266 0.35      
6 E' 3794 3754 58.97      
6 E' 3794 3754 58.97      
7 E' 920 910 126.60      
7 E' 920 910 126.61      
8 E' 655 648 259.00      
8 E' 655 648 259.00      
9 E' 215 213 30.80      
9 E' 215 213 30.80      
10 E" 348 344 0.00      
10 E" 348 344 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 8775.7 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 8684.4 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 PBEPBEultrafine/6-311G*
ABC
0.21286 0.21286 0.10643

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311G*

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.000
O2 0.000 1.716 0.000
O3 -1.486 -0.858 0.000
O4 1.486 -0.858 0.000
H5 -0.814 2.237 0.000
H6 -1.530 -1.823 0.000
H7 2.344 -0.414 0.000

Atom - Atom Distances (Å)
  Al1 O2 O3 O4 H5 H6 H7
Al11.71581.71581.71582.38022.38022.3802
O21.71582.97192.97190.96613.85553.1669
O31.71582.97192.97193.16690.96613.8555
O41.71582.97192.97193.85553.16690.9661
H52.38020.96613.16693.85554.12254.1225
H62.38023.85550.96613.16694.12254.1225
H72.38023.16693.85550.96614.12254.1225

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 122.631 Al1 O3 H6 122.631
Al1 O4 H7 122.631 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 PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 1.067      
2 O -0.773      
3 O -0.773      
4 O -0.773      
5 H 0.417      
6 H 0.417      
7 H 0.417      


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
Primitive
 xyz
x -27.281 0.000 0.000
y 0.000 -27.281 0.000
z 0.000 0.000 -27.783
Traceless
 xyz
x 0.251 0.000 0.000
y 0.000 0.251 0.000
z 0.000 0.000 -0.502
Polar
3z2-r2-1.003
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.939 0.000 0.000
y 0.000 4.939 0.000
z 0.000 0.000 3.330


<r2> (average value of r2) Å2
<r2> 104.795
(<r2>)1/2 10.237