28183232122
Category
Transition metal
Relative atomic mass
266.1061
Density
13.51
Melting point (°C)
1342
Boiling point (°C)
3100
Electronegativity (Pauling)
1.28
Half-life
14 min
Discovery year
1949
Discovered by
Electrons: 106
Protons: 106
Neutrons: 163
Decay chain