Hexseptseptium (Hss)

Hexseptseptium is the systematic name of the theoretical 677e element in the periodic table with a symbol of Hss and atomic number of 677. Hexseptseptium, also known as element 677, has zes­honderd­zeven­en­zeventig protons in its nucleus, and zes­honderd­zeven­en­zeventig electrons in its shells.