Septseptquadium (Ssq)
Septseptquadium is the systematic name of the theoretical 774ú element in the periodic table with a symbol of Ssq and atomic number of 774. Septseptquadium, also known as element 774, has seacht gcéad seachtó a ceathair protons in its nucleus, and seacht gcéad seachtó a ceathair electrons in its shells.