Pentbiennium (Pbe)

Pentbiennium is the systematic name of the theoretical 529. element in the periodic table with a symbol of Pbe and atomic number of 529. Pentbiennium, also known as element 529, has fënnef­honnert­nénganzwanzeg protons in its nucleus, and fënnef­honnert­nénganzwanzeg electrons in its shells.