(L. arsenicum, Gr. ardenikon, yellow orpiment;arsenikos, male (it was thought that metals were different sexes)) Dates back to 1250 A.D. when Abertus Magnus is said to have obtained it, and in 1649 Schroeder prepared arsenic. Upon heating arsenic and some minerals containing arsenic, it sublimes* (goes from solid to gaseous state, not passing through the liquid state.
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5.72
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steel gray, brittle, metalloid, element and all it's compounds are toxic, when heated rapidly it forms arsenic oxide (garlic odor)
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bronzing, trace amounts improve lead shots, hardening agent in lead alloys