Pentseptennium (Pse)

Pentseptennium is the systematic name of the theoretical 579. element in the periodic table with a symbol of Pse and atomic number of 579. Pentseptennium, also known as element 579, has päť­sto sedemdesiat­deväť protons in its nucleus, and päť­sto sedemdesiat­deväť electrons in its shells.