Periodic Table of the Elements: Chlorine
Related article: Periodic Table of the Elements (table)Periodic Table of the Elements
(showing atomic number and atomic symbol; click on atomic symbol for more detailed information)
Groups
..... Click the link for more information.
| Atomic Number: | 17 |
| Atomic Symbol: | Cl |
| Chlorinechlorine [Gr.,=green], gaseous chemical element; symbol Cl; at. no. 17; interval in which at. wt. ranges 35.446–35.457; m.p. −100.98°C;; b.p. −34.6°C;; density 3.2 grams per liter at STP; valence −1, +1, +3, +5, +7. ..... Click the link for more information. | |
| Atomic Weight: | [35.446; 35.457] |
| Electron Configuration: | 2 · 8 · 7 |