Hassium

Atomic Number:108Atomic Radius:empirical: 126 pm (estimated)[3]
Atomic Symbol:HsMelting Point:
Atomic Weight:277Boiling Point:
Electron Configuration:[Rn]7s2[3]5f146d6Oxidation States:8, (6), (5), (4), (3), (2)[2][3][5][6] ​(parenthesized oxidation states are predictions)

History

Its name is Latin “Hassias” meaning “Hess,” from the German state. Discovered by Peter Armbruster, Gottfried Munzenber and co-workers at GSI in Darmstadt, Germany in 1984.