Penthexennium (Phe)

Penthexennium is the systematic name of the theoretical 569. element in the periodic table with a symbol of Phe and atomic number of 569. Penthexennium, also known as element 569, has fünf­hundert­neun­und­sechzig protons in its nucleus, and fünf­hundert­neun­und­sechzig electrons in its shells.