Flerovium Livermorium

Moscovium (Mc)

From Wikipedia, the free encyclopediaMoscovium is the name of a synthetic superheavy element in the periodic table that has the symbol Mc and has the atomic number 115. It is an extremely radioactive element; its most stable known isotope, moscovium-289, has a half-life of only 220 milliseconds. It is also known as eka-bismuth or simply element 115.

Moscovium in the periodic table

Symbol

Atomic number

115

Group

Period

Block

Element category

Unknown

Physical properties

Phase at STP

Solid

Density

13.5 g/cm³

Atomic weight

289 u

Melting point

670 K
396.85 °C
746.33 °F

Boiling point

1400 K
1126.85 °C
2060.33 °F

Atomic properties

Electronegativity (Pauling Scale)

Electron affinity

35.3 kJ/mol

Oxidation states

(+1), (+3)
(predicted)

Ionization energies

1	538.4 kJ/mol
2	1756.0 kJ/mol
3	2653.3 kJ/mol
4	4679.5 kJ/mol
5	5721.6 kJ/mol

Electron configuration

Elektronkonfiguration (shorthand)

[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p³

Electron configuration

1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 5f¹⁴ 6s² 6p⁶ 6d¹⁰ 7s² 7p³

Electrons per shell

2, 8, 18, 32, 32, 18, 5

History

Discovered

2003

Discovered by

Joint Institute for Nuclear Research