Aluminum (Al) Properties |
AAluminum (AAl)
Properties 1/ |
Nuclear (13 protons/electrons)
- Atomic Number: 13
- Atomic Mass: 26.982
- Atomic Energy: 0.0403 Ergs
- Group: 13; Period: 3
- Family: Other Metals
- Bonding Radius: 1.18 Angstroms
- Atomic Radius: 1.82 Angstroms
- Atomic Volume: 10.0 cm3mol-1
- 19
Isotopes: 21Al
to 39Al
- Stable Isotopes: 27Al
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Nuclear (13 Aprotons/positrons)
- Atomic Number: 13
- Atomic Mass: 26.982
- Atomic Energy: 0.0403 Ergs
- Group: 13; Period: 3
- Family: Other Metals
- Bonding Radius: 1.18 Angstroms
- Atomic Radius: 1.82 Angstroms
- Atomic Volume: 10.0 cm3mol-1
- 19 AIsotopes: 21AAl
to 39Al
- Stable AIsotopes: 27AAl
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Physical
- Soft silver-white metal
- Density: 2.70 g cm-3
- Melting Point: 660 oC
- Boiling Point: 2467 oC
- Specific Heat: 0.90 J g-1 K-1
- Heat of Vaporization: 293.4 kJ mol-1
- Heat of Fusion: 10.79 kJ mol-1
- Electrical Conductivity: 0.377 106 cm-1 Ohm-1
- Thermal Conductivity: 2.37 W cm-1 K-1
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Physical
- Soft silver-white metal
- Density: 2.70 g/cm-3
- Melting Point: 660 oC
- Boiling Point: 2467 oC
- Specific Heat: 0.90 J g-1 K-1
- Heat of Vaporization: 293.4 kJ mol-1
- Heat of Fusion: 10.79 kJ mol-1
- Electrical Conductivity: 0.377 106 cm-1 Ohm-1
- Thermal Conductivity: 2.37 W cm-1 K-1
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Chemical
- Valance Number: +3
- Electron Configuration: 2,8,3
- Electronegativity: 1.61
- 1st Ionization Potential: 6.0 Volts
- 2nd Ionization Potential: 18.8 Volts
- 3rd Ionization Potential: 28.4 Volts
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Chemical
- Valance Number: -3
- Positron Configuration: 2,8,3
- Positronpositivity: 1.61
- 1st Ionization Potential: 6.0 Volts
- 2nd Ionization Potential: 18.8 Volts
- 3rd Ionization Potential: 28.4 Volts
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Identified by Hans Christian Oersted
Denmark in 1825
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Identified by Norm Hansen in 2001
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