Periodic Table of the Elements: Polonium
Related article: Periodic Table of the Elements (table)Periodic Table of the Elements
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| Atomic Number: | 84 |
| Atomic Symbol: | Po |
| Poloniumpolonium , radioactive chemical element; symbol Po; at. no. 84; mass no. of most stable isotope 209; m.p. 254°C;; b.p. 962°C;; sp. gr. about 9.4; valence +2 or +4. Polonium is an extremely rare element found in uranium ores (about 0.1 gram per ton). ..... Click the link for more information. | |
| Atomic Weight: | (209) |
| Electron Configuration: | 2 · 8 · 18 32 · 18 · 6 |