Darmstadtium (Ds) is a synthetic chemical element with atomic number 110, group 10, period 7, and atomic mass 281. The Darmstadtium (Ds) is an extremely radioactive synthetic element, its isotopes of mass 279-281 have half-lives measured in microseconds. Darmstadtium does not have any known application and little is known about it. (Refer to the Chemical Element; Periodic Table)