Octoctseptium (Oos)

Octoctseptium is the systematic name of the theoretical 887-ші element in the periodic table with a symbol of Oos and atomic number of 887. Octoctseptium, also known as element 887, has сегіз жүз сексен жеті protons in its nucleus, and сегіз жүз сексен жеті electrons in its shells.