Mc
Moscovium
Element 115 · 290.196 u
Unknown Properties
p-block
Period 7
Group 15
Unknown at RT
Radioactive
t½ 650 milliseconds
Synthetic
Wikipedia →
Moscovium is a synthetic superheavy element named after Moscow Oblast.
Physical Properties
| Atomic Mass | 290.196 u |
| Density | 13.5 g/cm³ |
| Melting Point | 670.0 K |
| Boiling Point | 1400.0 K |
| Appearance | Metallic (predicted) |
| State at Room Temp | Unknown |
Chemical Properties
| Oxidation States | +1, +3 |
Atomic Properties
| Electron Configuration | [Rn] 5f14 6d10 7s2 7p3 |
Discovery
| Discovered By | Joint Institute for Nuclear Research / Lawrence Livermore National Laboratory |
| Discovery Year | 2003 |
| Location | Dubna, Russia |
| Named After | Named after Moscow Oblast, Russia |
About Moscovium
Moscovium was produced by bombarding americium with calcium ions. It decays within milliseconds into nihonium.
Uses & Applications
No practical applications. Scientific research only.
Fun Fact
Element 115 gained pop-culture fame in UFO conspiracy theories long before it was actually synthesized.
Isotopes
| Mass Number | Abundance | Half-Life | Stable |
| 288 | - | 164 milliseconds | No |
| 290 | - | 650 milliseconds | No |
Electron Configuration
[Rn] 5f14 6d10 7s2 7p3