Periodic Table of the Elements: Hafnium
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: | 72 |
| Atomic Symbol: | Hf |
| Hafniumhafnium , metallic chemical element; symbol Hf; at. no. 72; at. wt. 178.49; m.p. about 2,227°C;; b.p. 4,602°C;; sp. gr. 13.31 at 20°C;; valence +4. Hafnium is a lustrous, ductile, silvery metal with a hexagonal, close-packed crystalline structure. ..... Click the link for more information. | |
| Atomic Weight: | 178.49 |
| Electron Configuration: | 2 · 8 · 18 32 · 10 · 2 |