Penttriennium (Pte)

Penttriennium is the systematic name of the theoretical 539e element in the periodic table with a symbol of Pte and atomic number of 539. Penttriennium, also known as element 539, has vijf­honderd­negen­en­dertig protons in its nucleus, and vijf­honderd­negen­en­dertig electrons in its shells.