Ennennoctium (Eeo)

Ennennoctium is the systematic name of the theoretical 998'inci element in the periodic table with a symbol of Eeo and atomic number of 998. Ennennoctium, also known as element 998, has doqquz yüz doxsan səkkiz protons in its nucleus, and doqquz yüz doxsan səkkiz electrons in its shells.