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 seks­hundrede og syv­og­halvfems protons in its nucleus, and seks­hundrede og syv­og­halvfems electrons in its shells.