Penthexennium

Penthexennium (Phe)

Penthexennium is the systematic name of the theoretical 569e element in the periodic table with a symbol of Phe and atomic number of 569. Penthexennium, also known as element 569, has cinq cent soixante-neuf protons in its nucleus, and cinq cent soixante-neuf electrons in its shells.
numéro atomique569
symbole chimiquePhe
proton569
électron569