13
26.982 u
Al
Aluminum
Post Transition Metal
Atomic Structure
Physical State
Group
13
Period
3
Block
p
Electron Configuration
[Ne] 3s² 3p¹
Physical Properties
Atomic Mass:
26.982 u
Electronegativity:
1.61
Atomic Radius:
184 pm
Ionization Energy:
5.986 eV
Density:
2.7 g/cm³
Melting Point:
933.47 K
Boiling Point:
2792 K
Historical Information
Discovered By:
Hans Christian Ørsted
Year Discovered:
1825