Hexennseptium (Hes)

Hexennseptium is the systematic name of the theoretical 697. element in the periodic table with a symbol of Hes and atomic number of 697. Hexennseptium, also known as element 697, has sechs­hundert­sieben­und­neunzig protons in its nucleus, and sechs­hundert­sieben­und­neunzig electrons in its shells.