Octennilium

Octennilium (Oen)

Octennilium is the systematic name of the theoretical 890-и element in the periodic table with a symbol of Oen and atomic number of 890. Octennilium, also known as element 890, has осемстотин деветдесет protons in its nucleus, and осемстотин деветдесет electrons in its shells.
атомен номер890
символ на химичен елементOen
Протон890
Електрон890