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

using model chemistry: MP2=FULL/aug-cc-pVQZ

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=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-469.616864
Energy at 298.15K-469.621192
HF Energy-468.569726
Nuclear repulsion energy163.478612
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=FULL/aug-cc-pVQZ
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' 4000 3825 0.00      
2 A' 744 711 0.00      
3 A' 581 555 0.00      
4 A" 372 356 294.16      
5 A" 326 312 108.56      
6 E' 4000 3826 152.51      
6 E' 4000 3826 152.51      
7 E' 984 941 180.74      
7 E' 984 941 180.74      
8 E' 573 548 221.66      
8 E' 573 548 221.66      
9 E' 248 237 38.14      
9 E' 248 237 38.14      
10 E" 387 370 0.00      
10 E" 387 370 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 9202.5 cm-1
Scaled (by 0.9564) Zero Point Vibrational Energy (zpe) 8801.3 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 MP2=FULL/aug-cc-pVQZ
ABC
0.22258 0.22258 0.11129

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVQZ

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.000
O2 0.000 1.674 0.000
O3 -1.450 -0.837 0.000
O4 1.450 -0.837 0.000
H5 -0.758 2.249 0.000
H6 -1.568 -1.781 0.000
H7 2.326 -0.468 0.000

Atom - Atom Distances (Å)
  Al1 O2 O3 O4 H5 H6 H7
Al11.67391.67391.67392.37292.37292.3729
O21.67392.89922.89920.95123.79393.1621
O31.67392.89922.89923.16210.95123.7939
O41.67392.89922.89923.79393.16210.9512
H52.37290.95123.16213.79394.11004.1100
H62.37293.79390.95123.16214.11004.1100
H72.37293.16213.79390.95124.11004.1100

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 127.172 Al1 O3 H6 127.172
Al1 O4 H7 127.172 O2 Al1 O3 120.000
O2 Al1 O4 120.000 O3 Al1 O4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability