Polonium has an atomic number of 84, meaning each atom contains 84 protons in its nucleus.
The standard atomic weight of polonium is [209] u (unified atomic mass units).
Polonium is classified as a post-transition metal.
Polonium is a solid at 20 Β°C (68 Β°F).
The melting point of polonium is 253.85 Β°C / 527 K.
The boiling point of polonium is 961.85 Β°C / 1235 K.
The density of polonium is 9.2 g/cmΒ³ (20Β°C).
Polonium has a Pauling electronegativity of 2.
The electron configuration of polonium is [Xe] 4f14 5d10 6s2 6p4.
Polonium commonly exhibits the following oxidation states: +2, +4.
Polonium was discovered in 1898 by Marie Curie and Pierre Curie.
Polonium is a naturally occurring radioactive element; all of its isotopes are radioactive.
No biological role.
Polonium is used for: Static eliminators; Research.