Periodic Table of the Elements: Fluorine
Related article: Periodic Table of the Elements (table)Periodic Table of the Elements
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| Atomic Number: | 9 |
| Atomic Symbol: | F |
| Fluorinefluorine , gaseous chemical element; symbol F; at. no. 9; at. wt. 18.9984; m.p. −219.6°C;; b.p. −188.14°C;; density 1.696 grams per liter at STP; valence −1. Fluorine is a yellowish, poisonous, highly corrosive gas. ..... Click the link for more information. | |
| Atomic Weight: | 18.9984 |
| Electron Configuration: | 2 · 7 |