Pentbioctium (Pbo)

Pentbioctium is the systematic name of the theoretical 528e element in the periodic table with a symbol of Pbo and atomic number of 528. Pentbioctium, also known as element 528, has vijf­honderd­acht­en­twintig protons in its nucleus, and vijf­honderd­acht­en­twintig electrons in its shells.