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

using model chemistry: CCSD/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3H 1A'
Energy calculated at CCSD/daug-cc-pVDZ
 hartrees
Energy at 0K-469.162647
Energy at 298.15K-469.166895
HF Energy-468.470333
Nuclear repulsion energy159.408937
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 CCSD/daug-cc-pVDZ
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' 3945 3945 0.00      
2 A' 703 703 0.00      
3 A' 642 642 0.00      
4 A" 337 337 387.84      
5 A" 288 288 2.34      
6 E' 3944 3944 103.35      
6 E' 3944 3944 103.35      
7 E' 913 913 165.40      
7 E' 913 913 165.40      
8 E' 680 680 216.14      
8 E' 680 680 216.14      
9 E' 221 221 31.87      
9 E' 221 221 31.87      
10 E" 366 366 0.00      
10 E" 366 366 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 9080.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9080.2 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 CCSD/daug-cc-pVDZ
ABC
0.21116 0.21116 0.10558

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/daug-cc-pVDZ

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 0.000
O2 0.000 1.724 0.000
O3 -1.493 -0.862 0.000
O4 1.493 -0.862 0.000
H5 -0.817 2.228 0.000
H6 -1.521 -1.821 0.000
H7 2.338 -0.407 0.000

Atom - Atom Distances (Å)
  Al1 O2 O3 O4 H5 H6 H7
Al11.72411.72411.72412.37292.37292.3729
O21.72412.98632.98630.95953.85793.1632
O31.72412.98632.98633.16320.95953.8579
O41.72412.98632.98633.85793.16320.9595
H52.37290.95953.16323.85794.11004.1100
H62.37293.85790.95953.16324.11004.1100
H72.37293.16323.85790.95954.11004.1100

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 121.673 Al1 O3 H6 121.673
Al1 O4 H7 121.673 O2 Al1 O3 120.000
O2 Al1 O4 120.000 O3 Al1 O4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability