Pentniloctium (Pno)

Pentniloctium is the systematic name of the theoretical 508. element in the periodic table with a symbol of Pno and atomic number of 508. Pentniloctium, also known as element 508, has հինգ­հարյուր ութ protons in its nucleus, and հինգ­հարյուր ութ electrons in its shells.