Pentnilseptium (Pns)

Pentnilseptium is the systematic name of the theoretical 507. element in the periodic table with a symbol of Pns and atomic number of 507. Pentnilseptium, also known as element 507, has fënnef­honnert­siwen protons in its nucleus, and fënnef­honnert­siwen electrons in its shells.