Septoctennium (Soe)
Septoctennium is the systematic name of the theoretical 789. element in the periodic table with a symbol of Soe and atomic number of 789. Septoctennium, also known as element 789, has septiņsimt astoņdesmit deviņi protons in its nucleus, and septiņsimt astoņdesmit deviņi electrons in its shells.