Ennennoctium (Eeo)
Ennennoctium is the systematic name of the theoretical 998. element in the periodic table with a symbol of Eeo and atomic number of 998. Ennennoctium, also known as element 998, has תשע מאות תשעים ושמונה protons in its nucleus, and תשע מאות תשעים ושמונה electrons in its shells.