| Identification | |
| Name: | Technetium |
| Synonyms: | Masurium;Technetium element |
| CAS: | 7440-26-8 |
| EINECS: | 231-136-0 |
| Molecular Formula: | Tc |
| Molecular Weight: | 98.906265 |
| InChI: | InChI=1/Tc |
| Molecular Structure: |  |
| Properties | |
| Boiling Point: | 4265 deg C |
| Solubility: | Dissolves in nitric acid, aqua regia, and concentrated sulfuric acid; not soluble in hydrochloric acid of any strength |
| Color: | Close-packed hexagonal structure; isomorphous with rhodium, ruthenium, and osmium Technetium obtained by hydrogen reduction of ammonium pertechnate is a silver-gray spongy mass which tarnishes slowly in moist air |
| Safety Data | |
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