Ennoctennium (Eoe)

Ennoctennium is the systematic name of the theoretical 989'inci element in the periodic table with a symbol of Eoe and atomic number of 989. Ennoctennium, also known as element 989, has doqquz yüz səqsən doqquz protons in its nucleus, and doqquz yüz səqsən doqquz electrons in its shells.