Characteristics of the element
| Symbol: Tc |
| Name: Technetium |
| Latin name: Technetium |
| Atomic number: 43 |
| Atomic mass: 98 |
| Melting point: 2157-2172 (°C) |
| Boiling point: 4265-4877 (°C) |
| Density 11,5 (g/cm 3 ) |
| Electronegativity: 1,4 |
| Oxidation number: IV,VI,VII |
| Number of neutrons: 55 |
| Crystal structure: Hexagonal |
| Chemical serie: Transition metals |
| Color: ----- |
| Electron configuration: 2-8-18-14-1 |
| Year of discovery:: 1937 |
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Update: 26.11.25
Update: 26.11.25