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Experimental data for AlO (Aluminum monoxide)

22 02 02 11 45
Other names
Aluminum oxide;
INChI INChIKey SMILES IUPAC name
InChI=1S/Al.O AIRCTMFFNKZQPN-UHFFFAOYSA-N [Al]=O
State Conformation
2Σ C*V
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation 66.90 8.00 kJ mol-1 JANAF
Hfg(0K) enthalpy of formation 66.99 8.00 kJ mol-1 JANAF
Entropy (298.15K) entropy 218.38 0.08 J K-1 mol-1 JANAF
Integrated Heat Capacity (0 to 298.15K) integrated heat capacity 8.79   kJ mol-1 JANAF
Heat Capacity (298.15K) heat capacity 30.82   J K-1 mol-1 webbook
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 Σ 965 979 2007Iri:389      

Detailed diatomic data
ωe ωexe ωeye Be αe ZPE reference
979.4852 7.0121 -0.00206 0.6413856 0.0057796 487.9756 2007Iri:389

vibrational zero-point energy: 482.7 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for AlO (Aluminum monoxide).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
  0.64139   2007Iri:389

Calculated rotational constants for AlO (Aluminum monoxide).
Product of moments of inertia moments of inertia
26.28314amu Å2   4.364487E-39gm cm2
Geometric Data
picture of Aluminum monoxide

Point Group C∞v


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rAlO 1.618   1 2 1979HUB/HER re

Cartesians
Atom x (Å) y (Å) z (Å)
Al1 0.0000 0.0000 0.0000
O2 0.0000 0.0000 1.6179

Atom - Atom Distances bond lengths
Distances in Å
  Al1 O2
Al1   1.6179
O2 1.6179  

Calculated geometries for AlO (Aluminum monoxide). An error occurred on the server when processing the URL. Please contact the system administrator.

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