Octennennium (Oee)

Octennennium is the systematic name of the theoretical 899'инчи element in the periodic table with a symbol of Oee and atomic number of 899. Octennennium, also known as element 899, has сегиз жүз токсон тогуз protons in its nucleus, and сегиз жүз токсон тогуз electrons in its shells.