Hexpentquadium (Hpq)

Hexpentquadium is the systematic name of the theoretical 654. element in the periodic table with a symbol of Hpq and atomic number of 654. Hexpentquadium, also known as element 654, has kuusi­sataa­viisi­kymmentä­neljä protons in its nucleus, and kuusi­sataa­viisi­kymmentä­neljä electrons in its shells.