Ennennoctium (Eeo)

Ennennoctium is the systematic name of the theoretical 998-ші element in the periodic table with a symbol of Eeo and atomic number of 998. Ennennoctium, also known as element 998, has тоғыз жүз тоқсан сегіз protons in its nucleus, and тоғыз жүз тоқсан сегіз electrons in its shells.