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 fënnef­honnert­néngansiwwenzeg protons in its nucleus, and fënnef­honnert­néngansiwwenzeg electrons in its shells.