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