Hexoctennium (Hoe)

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