Hexoctennium (Hoe)

Hexoctennium is the systematic name of the theoretical ۶۸۹. element in the periodic table with a symbol of Hoe and atomic number of 689. Hexoctennium, also known as element 689, has ششصد و هشتاد و نه protons in its nucleus, and ششصد و هشتاد و نه electrons in its shells.