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