Periodic Table of the Elements: Osmium
Related article: Periodic Table of the Elements (table)Periodic Table of the Elements
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| Atomic Number: | 76 |
| Atomic Symbol: | Os |
| Osmiumosmium , metallic chemical element; symbol Os; at. no. 76; at. wt. 190.23; m.p. 3,045±30°C;; b.p. 5,027±100°C;; sp. gr. 22.57 at 20°C;; valence usually +0 to +8. ..... Click the link for more information. | |
| Atomic Weight: | 190.23 |
| Electron Configuration: | 2 · 8 · 18 32 · 14 · 2 |