Septseptennium (Sse)

Septseptennium is the systematic name of the theoretical 779. element in the periodic table with a symbol of Sse and atomic number of 779. Septseptennium, also known as element 779, has septyni šimtai septyniasdešimt devyni protons in its nucleus, and septyni šimtai septyniasdešimt devyni electrons in its shells.