Hexpentoctium (Hpo)

Hexpentoctium is the systematic name of the theoretical ۶۵۸. element in the periodic table with a symbol of Hpo and atomic number of 658. Hexpentoctium, also known as element 658, has ششصد و پنجاه و هشت protons in its nucleus, and ششصد و پنجاه و هشت electrons in its shells.