Pentbioctium (Pbo)
Pentbioctium is the systematic name of the theoretical 528वाँ element in the periodic table with a symbol of Pbo and atomic number of 528. Pentbioctium, also known as element 528, has पाँच सौ अट्ठाईस protons in its nucleus, and पाँच सौ अट्ठाईस electrons in its shells.