Septseptoctium (Sso)

Septseptoctium is the systematic name of the theoretical 778. element in the periodic table with a symbol of Sso and atomic number of 778. Septseptoctium, also known as element 778, has siwen­honnert­aachtansiwwenzeg protons in its nucleus, and siwen­honnert­aachtansiwwenzeg electrons in its shells.