Hexhexoctium (Hho)
Hexhexoctium is the systematic name of the theoretical 668. element in the periodic table with a symbol of Hho and atomic number of 668. Hexhexoctium, also known as element 668, has שש מאות שישים ושמונה protons in its nucleus, and שש מאות שישים ושמונה electrons in its shells.