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Chemical element: Aluminium (Al)
| Atomic Number: | 13 |
| Element Symbol: | Al |
| Element Name: | Aluminium |
| Atomic Weight: | 26.981538 |
| Group Number: | 13 |
| Group Name: | none |
| Period Number: | 3 |
| Block: | p-block |
| Ground State Configuration: | [Ne] 3s2 3p |
| Ground State Level: | 2Po1/2 |
| Standard State: | Solid |
| Common Valences: | 3 |
| Bond Length: | 286.3 |
| Atomic Radius Empirical: | 125 |
| Atomic Radius Calculated: | 118 |
| Covalent Radius Empirical: | 118 |
| Electron Affinity: | 42.5 |
| First Ionization Energy: | 577.5 |
| Pauling Electronegativity: | 1.61 |
| Sanderson Electronegativity: | 1.71 |
| Allred Rochow Electronegativity: | 1.47 |
| Mulliken Jaffe Electronegativity: | 1.83 |
| Allen Electronegativity: | 1.613 |
| Density Of Solid: | 2700 |
| Molar Volume: | 10.00 |
| Velocity Of Sound: | 5100 |
| Youngs Modulus: | 70 |
| Rigidity Modulus: | 26 |
| Bulk Modulus: | 76 |
| Poissons Ratio: | 0.35 |
| Mineral Hardness: | 2.75 |
| Brinell Hardness: | 245 |
| Vickers Hardness: | 167 |
| Electrical Resistivity: | 2.65 |
| Reflectivity: | 71 |
| Melting Point: | 660.32 |
| Boiling Point: | 2519 |
| Superconduction Temperature: | -271.975 |
| Thermal Conductivity: | 235 |
| Coefficient Of Linear Expansion: | 23.1 |
| Enthalpy Of Fusion: | 10.7 |
| Enthalpy Of Vaporization: | 293 |
| Enthalpy Of Atmization: | 326 |
| Most Common Oxidation Numbers: | 3 |
| Color: | Silvery |
| Classification: | Metallic |
| Discovered By: | Hans Christian Oersted |
| Discovered At: | Denmark |
| Discovered When: | 1825 |
| Origin Of Name: | From the Latin word alumen meaning alum, also called "Aluminum" but the official IUPAC spelling is "Aluminium" |
Calculate the molecular weight of Aluminium or molecular weight Al.
Also see the full list of chemical elements and atomic weights.
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