Symbol
Hs
Atomic Number
108
Atomic Mass
277
Protons
108
Neutrons
169
Electrons
108
Type
Transition Metal
Isotopes
Hassium-277
Discovery Year
1984
Discovered By
G. N. Flerov and others
Group
8
Period
7
Boiling Point
Unknown
Melting Point
Unknown
Electron Configuration
[Rn] 7s² 5f¹⁴ 6d⁶
Density (g/cm³)
16.4
Crystal Structure
Unknown
Magnetism
Unknown
Abundance in Earth's Crust
Trace
Phase at Room Temperature
Solid