Ennunseptium (Eus)

Ennunseptium is the systematic name of the theoretical 917. element in the periodic table with a symbol of Eus and atomic number of 917. Ennunseptium, also known as element 917, has kilenc­száz­tizen­hét protons in its nucleus, and kilenc­száz­tizen­hét electrons in its shells.