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 ხუთას­ოთხი protons in its nucleus, and ხუთას­ოთხი electrons in its shells.