Hexquadbium (Hqb)
Hexquadbium is the systematic name of the theoretical 642. element in the periodic table with a symbol of Hqb and atomic number of 642. Hexquadbium, also known as element 642, has εξακόσια σαράντα δύο protons in its nucleus, and εξακόσια σαράντα δύο electrons in its shells.