Septocttrium (Sot)
Septocttrium is the systematic name of the theoretical 783. element in the periodic table with a symbol of Sot and atomic number of 783. Septocttrium, also known as element 783, has seitsemänsataakahdeksankymmentäkolme protons in its nucleus, and seitsemänsataakahdeksankymmentäkolme electrons in its shells.