Penthexquadium (Phq)

Penthexquadium is the systematic name of the theoretical 564. element in the periodic table with a symbol of Phq and atomic number of 564. Penthexquadium, also known as element 564, has fimm­hundrað­og­seksti­fýre protons in its nucleus, and fimm­hundrað­og­seksti­fýre electrons in its shells.