Octseptunium (Osu)

Octseptunium is the systematic name of the theoretical 871'инчи element in the periodic table with a symbol of Osu and atomic number of 871. Octseptunium, also known as element 871, has сегиз жүз жетимиш бир protons in its nucleus, and сегиз жүз жетимиш бир electrons in its shells.