Pentseptoctium (Pso)

Pentseptoctium is the systematic name of the theoretical 578. element in the periodic table with a symbol of Pso and atomic number of 578. Pentseptoctium, also known as element 578, has ħames mija u tmienja u sebgħin protons in its nucleus, and ħames mija u tmienja u sebgħin electrons in its shells.