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 חמש מאות שבעים ותשע protons in its nucleus, and חמש מאות שבעים ותשע electrons in its shells.