Basic Information
Name: Beryllium
Symbol: BE
Classification: Beryllium is an alkali earth metal
color:steel gray
Atomic weight:9.01218
state: solid
Melting Point:1278 oC, 1551.2 K
Boiling Point:2469 oC, 2742 K
Shells: 2,2
Electron configuration: 1s2 2s2
Density @ 20oC:1.848 g/cm3
Atomic volume: 4.9 cm3/mol
Structure: hcp: hexagonal close packed
Hardness:5.5 mohs