Moscovium
Moscovium (镆, symbol Mc) is chemical element number 115, an Unknown in period 7, group 15 of the periodic table, with a standard atomic weight of about 290. Named after the Moscow region. Highly unstable, half-lives measured in milliseconds.
Properties
| Atomic number | 115 |
|---|---|
| Symbol | Mc |
| Atomic mass | 290 u |
| Category | Unknown |
| Period | 7 |
| Group | 15 |
| Electron configuration | [Rn] 5f¹⁴ 6d¹⁰ 7s² 7p³ |
| Electronegativity | — |
| Covalent radius | — |
| Density | 13.5 g/cm³ |
| Melting point | 700 K |
| Boiling point | 1400 K |
| Discovery | JINR / LLNL, 2003 |
Overview
Named after the Moscow region. Highly unstable, half-lives measured in milliseconds. Moscovium (Mc) holds position 115 in the periodic table, an Unknown in period 7, group 15. Most of its properties still await further experimental confirmation.
With 5 electrons in its outermost shell, Moscovium bonds accordingly; full configuration [Rn] 5f¹⁴ 6d¹⁰ 7s² 7p³. At room temperature it is normally a solid; it melts near 700 K (426.9 °C), boils near 1400 K (1126.9 °C), has a density around 13.5 g/cm³.
Common applications range across Research. On the safety side, it carries a high hazard rating. It was first described by JINR / LLNL in 2003. Browse elements of the same category in the browse view.
Electron shells
Electrons per shell: 2 · 8 · 18 · 32 · 32 · 18 · 5
Main uses
- Research
Hazard
Compounds containing Moscovium
No compounds in this knowledge base contain Moscovium yet.
Data sources
Atomic mass uses IUPAC (CIAAW) standard atomic weights; the covalent radius is from Cordero et al. (2008). Verify on the RSC Periodic Table, PubChem and Wikipedia. Educational reference only.