Hexquadoctium (Hqo)
Hexquadoctium is the systematic name of the theoretical 648-и element in the periodic table with a symbol of Hqo and atomic number of 648. Hexquadoctium, also known as element 648, has шестстотин четиресет и осем protons in its nucleus, and шестстотин четиресет и осем electrons in its shells.