Hexoctquadium (Hoq)
Hexoctquadium is the systematic name of the theoretical 684. element in the periodic table with a symbol of Hoq and atomic number of 684. Hexoctquadium, also known as element 684, has шістсот вісімдесят чотири protons in its nucleus, and шістсот вісімдесят чотири electrons in its shells.