Pentquadoctium (Pqo)
Pentquadoctium is the systematic name of the theoretical 548वाँ element in the periodic table with a symbol of Pqo and atomic number of 548. Pentquadoctium, also known as element 548, has पाँच सौ अड़तालीस protons in its nucleus, and पाँच सौ अड़तालीस electrons in its shells.