Septoctseptium (Sos)

Septoctseptium is the systematic name of the theoretical 787. element in the periodic table with a symbol of Sos and atomic number of 787. Septoctseptium, also known as element 787, has syv­hundrede og syv­og­firs protons in its nucleus, and syv­hundrede og syv­og­firs electrons in its shells.