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