Pentseptunium (Psu)

Pentseptunium is the systematic name of the theoretical 571. element in the periodic table with a symbol of Psu and atomic number of 571. Pentseptunium, also known as element 571, has חמש מאות שבעים ואחת protons in its nucleus, and חמש מאות שבעים ואחת electrons in its shells.