Penthexoctium (Pho)
Penthexoctium is the systematic name of the theoretical 568. element in the periodic table with a symbol of Pho and atomic number of 568. Penthexoctium, also known as element 568, has pięćset sześćdziesiąt osiem protons in its nucleus, and pięćset sześćdziesiąt osiem electrons in its shells.