Septseptunium (Ssu)

Septseptunium is the systematic name of the theoretical 771. element in the periodic table with a symbol of Ssu and atomic number of 771. Septseptunium, also known as element 771, has sieben­hundert­ein­und­siebzig protons in its nucleus, and sieben­hundert­ein­und­siebzig electrons in its shells.