Hexoctpentium (Hop)
Hexoctpentium is the systematic name of the theoretical ۶۸۵. element in the periodic table with a symbol of Hop and atomic number of 685. Hexoctpentium, also known as element 685, has ششصد و هشتاد و پنج protons in its nucleus, and ششصد و هشتاد و پنج electrons in its shells.