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 sechs­hundert­zwei­und­vierzig protons in its nucleus, and sechs­hundert­zwei­und­vierzig electrons in its shells.