Periodic Table of the Elements: Potassium
Related article: Periodic Table of the Elements (table)Periodic Table of the Elements
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| Atomic Number: | 19 |
| Atomic Symbol: | K |
| Potassiumpotassium , a metallic chemical element; symbol K [Lat. kalium=alkali]; at. no. 19; at. wt. 39.0983; m.p. 63.25°C;; b.p. 760°C;; sp. gr. .862 at 20°C;; valence +1. Potassium is a soft, silver-white metal. ..... Click the link for more information. | |
| Atomic Weight: | 39.0983 |
| Electron Configuration: | 2 · 8 · 8 · 1 |