Hexseptennium (Hse)

Hexseptennium is the systematic name of the theoretical 679. element in the periodic table with a symbol of Hse and atomic number of 679. Hexseptennium, also known as element 679, has שש מאות שבעים ותשע protons in its nucleus, and שש מאות שבעים ותשע electrons in its shells.