Pentnilhexium (Pnh)

Pentnilhexium is the systematic name of the theoretical 506. element in the periodic table with a symbol of Pnh and atomic number of 506. Pentnilhexium, also known as element 506, has fënnef­honnert­sechs protons in its nucleus, and fënnef­honnert­sechs electrons in its shells.