Pentquadoctium (Pqo)
Pentquadoctium is the systematic name of the theoretical 548'inci element in the periodic table with a symbol of Pqo and atomic number of 548. Pentquadoctium, also known as element 548, has beş yüz qırx səkkiz protons in its nucleus, and beş yüz qırx səkkiz electrons in its shells.