Periodic Table of the Elements: Gallium
Related article: Periodic Table of the Elements (table)Periodic Table of the Elements
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| Atomic Number: | 31 |
| Atomic Symbol: | Ga |
| Galliumgallium , metallic chemical element; symbol Ga; at. no. 31; at. wt. 69.723; m.p. 29.78°C;; b.p. 2,403°C;; sp. gr. 5.904 at 29.6°C; (solid), 6.095 at 29.8°C; (liquid); valence +2 or +3. Solid gallium is a blue-gray metal with orthorhombic crystalline structure. ..... Click the link for more information. | |
| Atomic Weight: | 69.723 |
| Electron Configuration: | 2 · 8 · 18 · 3 |