| name | Polonium |
| latin | Polonium |
| french | Polonium |
| german | Polonium |
| symbol | Po |
| proton number | 84 |
| atomic weight | [209] |
| Pauling electronegativity | 2 |
| electronic configuration | [Xe] 4f145d106s26p4 1s22s22p63s23p63d104s24p64d105s25p64f145d106s26p4 |
| melting point | 527 K, 254°C, 489°F |
| boiling point | 1235 K, 962°C, 1763°F |
| group | 16 |
| period | 6 |
| state (by 20°C) | solid |
| oxidation states | -2, +2, +4 |
| Year of discovery | Discoverers |
| 1898 | Pierre Curie (1859-1906) Marie Curie-Sklodowská (1867-1934) |