Symbol
Al
Atomic Number
13
Atomic Mass
26.981
Protons
13
Neutrons
14
Electrons
13
Type
Post-transition Metal
Isotopes
Aluminum-27
Discovery Year
1825
Discovered By
Hans Christian Ørsted
Group
13
Period
3
Boiling Point
4473°F
Melting Point
1221°F
Electron Configuration
[Ne] 3s² 3p¹
Density (g/cm³)
2.7
Crystal Structure
Face-centered cubic
Magnetism
Paramagnetic
Abundance in Earth's Crust
8.23%
Phase at Room Temperature
Solid