Hexseptseptium (Hss)

Hexseptseptium is the systematic name of the theoretical 677. element in the periodic table with a symbol of Hss and atomic number of 677. Hexseptseptium, also known as element 677, has sechs­hundert­sieben­und­siebzig protons in its nucleus, and sechs­hundert­sieben­und­siebzig electrons in its shells.