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 сімсот вісімдесят девʼять protons in its nucleus, and сімсот вісімдесят девʼять electrons in its shells.