a dark violet nonmetallic element belonging to group 17 of the periodic table; a.n. 53; r.a.m. 126.9045; r.d. 4.94; m.p. 113.5°C; b.p. 184.35°C, keemiline element, halogeen, mustjashall metalliläikega kristalne aine, sulamistemperatuur 113,7 ºC, tihedus 4,93 Mg/m3