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 шестьсот восемьдесят четыре protons in its nucleus, and шестьсот восемьдесят четыре electrons in its shells.