Unknown
Moscovium
A synthetic element named after the Moscow region.
Atomic #115Mass[290]Blockp-blockPeriod7Group15
Mc115 · [290]
3D Atom Explorer
Inside the Moscovium atom
Switch between Bohr and Quantum Cloud modes to compare a simple teaching model with a more realistic probability-based view, and follow the guided tour to explore the Moscovium atom step by step.
Loading 3D atom…
Electron configuration
[Rn] 5f14 6d10 7s2 7p3
A neutral Moscovium atom has 115 electrons (equal to its proton count). Choosing a different isotope above changes only the neutron count.
Shell distribution
Shell 12 e⁻Shell 28 e⁻Shell 318 e⁻Shell 432 e⁻Shell 532 e⁻Shell 618 e⁻Shell 75 e⁻
Electrons fill inner shells before outer ones; the outermost (valence) shell drives the element's chemistry.
Properties
Physical & atomic properties
- State (room temp)
- Unknown
- Melting point
- —
- Boiling point
- —
- Density
- —
- Electronegativity
- —
- Atomic radius
- —
- 1st ionization energy
- —
- Category
- Unknown
History
Discovery & naming
- Discovered
- 2003
- Discovered by
- Dubna–Livermore collaboration
- Origin of name
- Moscow, home of the Dubna research site.
Notable uses
Scientific research only.
Cosmic origin
Where Moscovium comes from
Human synthesis
Synthetic, made by fusing calcium ions with an americium target.
Simplified origin map — many elements form through more than one astrophysical pathway.
Summary
- Atomic number
- 115
- Atomic mass
- [290]
- Category
- Unknown
- Group · Period
- 15 · 7
- Block
- p-block
- Shells
- 2 · 8 · 18 · 32 · 32 · 18 · 5