Meitnerio (Mt) is a synthetic chemical element belonging to the category Transition metal, with atomic number 109 and atomic mass 276.0000 u. This sheet describes its fundamental properties, periodic position and physical characteristics.
Identity
- Name: Meitnerio
- Symbol: Mt
- Atomic number: 109
- Atomic mass: 276.0000 u
Position in the periodic table
- Group: 9
- Period: 7
- Category: Transition metal
Physico-chemical properties
- Standard state: Solid (predicted)
- Melting point: Unknown (predicted to be very high)
- Density: Very high (predicted)
- Electron configuration: [Rn] 5f¹⁴ 6d⁷ 7s²
Scientific description
Meitnerio is a synthetic chemical element with symbol Mt and atomic number 109. It belongs to the category of Transition metal and occupies group 9 and period 7. Its standard atomic mass is taken here as 276.0000 u, corresponding to a representative isotope.