13Al
Aluminum
Post-Transition MetalAluminum (Al) is element 13, a post-transition metal, in period 3 and group 13 of the periodic table. Its standard atomic weight is 26.982, it melts at 660.32 °C and boils at 2519 °C. Discovered by Hans Christian Orsted, 1825.
Atomic Number13
SymbolAl
NameAluminum
Atomic Weight26.982 u
CategoryPost-Transition Metal
Period3
Group13
Melting Point660.32 °C
Boiling Point2519 °C
Density2.698 g/cm³
Electron Config[Ne] 3s2 3p1
Discovered ByHans Christian Orsted, 1825