Hassium

Symbol: Hs
Atomic number: 108
Category: transition metals
Group: 8
Period: 7
Block: d
Atomic weight: [277] g/mol
Electrons per shell: 2, 8, 18, 32, 32, 14, 2
CAS number: 54037-57-9
Phase: presumably a solid
Density: unknown
Melting point: unknown
Boiling point: unknown
Crystal structure: unknown
Oxidation states: 8 (expected)
Electronegativity: unknown
Name's origin: Hesse
Name's meaning: the Latin name for the German state where the discoverer institute is located
Facts:
- is a synthetic element
- was named eka-osmium before the official name was proposed
- oxidizes similarly to osmium above it, to form a hassium tetroxide