Ennseptunium (Esu)
Ennseptunium is the systematic name of the theoretical ٩٧١. element in the periodic table with a symbol of Esu and atomic number of 971. Ennseptunium, also known as element 971, has تسعة مائة وواحد وسبعون protons in its nucleus, and تسعة مائة وواحد وسبعون electrons in its shells.