Elementin
Elementin is a fictional chemical element used in speculative fiction and thought experiments to explore ideas about the limits of the periodic table. It is not part of the real, IUPAC-recognized elements, and there is no experimental evidence for its existence.
Because it is a fictional construct, the name, symbol, and atomic number of elementin vary across works.
In common fictional portrayals, elementin is described in two broad ways. One lineage envisions it as a
Elementin is typically depicted as synthetic, produced only in theoretical scenarios or in advanced, speculative technologies