Unoctunium (Uou)

Unoctunium is the systematic name of the theoretical 181. element in the periodic table with a symbol of Uou and atomic number of 181. Unoctunium, also known as element 181, has eitt­hundrað­og­áttati­ein protons in its nucleus, and eitt­hundrað­og­áttati­ein electrons in its shells.