Ennoctoctium (Eoo)
Ennoctoctium is the systematic name of the theoretical 988. element in the periodic table with a symbol of Eoo and atomic number of 988. Ennoctoctium, also known as element 988, has dziewięćset osiemdziesiąt osiem protons in its nucleus, and dziewięćset osiemdziesiąt osiem electrons in its shells.