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 ஐநூறு ஏழு protons in its nucleus, and ஐநூறு ஏழு electrons in its shells.