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

SymbolMc
Atomic number115
Group15
Period7
Blockp
Element categoryUnknown

Physical properties

Phase at STPSolid
Density13.5 g/cm3
Atomic weight289 u
Melting point670 K
396.85 °C
746.33 °F
Boiling point1400 K
1126.85 °C
2060.33 °F

Atomära egenskaper

Electronegativity (Pauling Scale)
Electron affinity35.3 kJ/mol
Ionization energies
1 kJ/mol

Electron configuration

Electron configuration1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d10 7s2 7p3
Electrons per shell2, 8, 18, 32, 32, 18, 5

History

Discovered2003
Discovered byJoint Institute for Nuclear Research