Technetium (Tc) is a chemical element belonging to the category Transition metal, with atomic number 43 and atomic mass [98]. This sheet describes its fundamental properties, periodic position and physical characteristics.
Identity
- Name: Technetium
- Symbol: Tc
- Atomic number: 43
- Atomic mass: [98] u
Position in the periodic table
- Group: 7
- Period: 5
- Category: Transition metal
Physico-chemical properties
- Standard state: Solid
- Melting point: 2157°C
- Density: 11.0 g/cm³
- Electron configuration: [Kr] 4d⁵ 5s²
Scientific description
Technetium is a chemical element with symbol Tc and atomic number 43. It belongs to the category of Transition metal and occupies group 7 and period 5. Its standard atomic mass is [98] u.