Hexhextrium (Hht)

Hexhextrium is the systematic name of the theoretical ٦٦٣. element in the periodic table with a symbol of Hht and atomic number of 663. Hexhextrium, also known as element 663, has ستة مائة وثلاثة وستون protons in its nucleus, and ستة مائة وثلاثة وستون electrons in its shells.