Ennseptunium (Esu)

Ennseptunium is the systematic name of the theoretical 971. element in the periodic table with a symbol of Esu and atomic number of 971. Ennseptunium, also known as element 971, has neun­hundert­ein­und­siebzig protons in its nucleus, and neun­hundert­ein­und­siebzig electrons in its shells.