DescriptionAs2O3.jpg English: As2O3 中文：三氧化二砷。 Date 12 November 2011 Source Own work Author GOKLuLe 盧樂...
DescriptionAs2O3.JPG Deutsch: Arsentrioxid in Schnappdeckelglas English: Arsenic trioxide Čeština: Oxid arsenitý Date 1 April 2007 Source Own work Author...
In its compounds it is one of the most toxic elements. Arsenic trioxide, As2O3, was for many centuries the most popular poison for assassination. But arsenic...
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