Pentseptunium (Psu)

Pentseptunium is the systematic name of the theoretical 571'инчи element in the periodic table with a symbol of Psu and atomic number of 571. Pentseptunium, also known as element 571, has беш жүз жетимиш бир protons in its nucleus, and беш жүз жетимиш бир electrons in its shells.