Basic Information
Name: potassium
Symbol: k
Classification: Potassium is an alkali metal
color:silvery-white
Atomic weight:39.0983
state: solid
Melting Point: 63.4 oC, 336.5 K
Boiling Point: 765.6 oC, 1038.7 K
Shells: 2,8,8,1
Electron configuration: 1s2 2s2 2p6 3s2 3p6 4s1
Density @ 20oC: 0.862 g/cm3
Atomic volume: 45.46 cm3/mol
Structure: hcp: bcc: body-centered cubic
Hardness: 0.4 mohs