Pentnilquadium (Pnq)

Pentnilquadium is the systematic name of the theoretical 504. element in the periodic table with a symbol of Pnq and atomic number of 504. Pentnilquadium, also known as element 504, has fënnef­honnert­véier protons in its nucleus, and fënnef­honnert­véier electrons in its shells.