Pentennseptium (Pes)

Pentennseptium is the systematic name of the theoretical 597. element in the periodic table with a symbol of Pes and atomic number of 597. Pentennseptium, also known as element 597, has ħames mija u sebgħa u disgħin protons in its nucleus, and ħames mija u sebgħa u disgħin electrons in its shells.