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 yhdeksän­sataa­yhdeksän­kymmentä­kahdeksan protons in its nucleus, and yhdeksän­sataa­yhdeksän­kymmentä­kahdeksan electrons in its shells.