Aluminum
Aluminum
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Aluminum ΒΆ
AtomicNumber: 13
Element: Aluminum
Symbol: Al
AtomicMass: 26.982
NumberofNeutrons: 14
NumberofProtons: 13
NumberofElectrons: 13
Period: 3
Group: 13.0
Phase: solid
Radioactive: nan
Natural: yes
Metal: yes
Nonmetal: nan
Metalloid: nan
Type: Metal
AtomicRadius: 1.8
Electronegativity: 1.61
FirstIonization: 5.9858
Density: 2.7
MeltingPoint: 933.4
BoilingPoint: 2792.0
NumberOfIsotopes: 8.0
Discoverer: Wshler
Year: 1827.0
SpecificHeat: 0.897
NumberofShells: 3
NumberofValence: 3.0