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