Septpentoctium (Spo)

Septpentoctium is the systematic name of the theoretical 758. element in the periodic table with a symbol of Spo and atomic number of 758. Septpentoctium, also known as element 758, has siwen­honnert­aachtanfofzeg protons in its nucleus, and siwen­honnert­aachtanfofzeg electrons in its shells.