Shell Structure
Crystal Structure
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| Element | Information |
| Atomic Number: | 43 |
| Symbol: | Tc |
| Name: | Technetium |
| Name Origin: | Greek technetos, "artificial" |
| Type: | Transition Metal |
| Atomic Mass: | 98 |
| Melting Point: | 2200 |
| Boiling Point: | 4877 |
| Neutrons: | 55 |
| Density: | 11.5 |
| Crystal Structure: | Hexagonal |
| Discovered: | 1937 |
| Discoverers: | Discovered by Carlo Perrier (France) and Emilio Gino Segré (Italy/USA). |
| Other Names: | |
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