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| View Original: | Antimony oxychloride solid.JPG (449x268) | |||
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| Keywords: Antimony oxychloride solid.JPG en Antimony oxychloride powder Pewter was dissolved in hydrochloric acid leaving antimony and copper behind A small chunk of pewter accidentally got into the antimony The antimony was dissolved in a hydrochloric acid-hydrogen peroxide solution This made antimony trichloride copper II chloride and some tin II chloride from the piece of pewter It was reacted with sodium carbonate As soon as a precipitate was seen the sodium carbonate addition was stopped The pH was rather acidic The solution was filtered and the precipitate which turned from a white-tan to a pale tan was allowed to dry on filter paper The dried precipitate was scraped onto a black lid where it was photographed own Chemicalinterest 2011-1-8 Antimony trioxide Antimony trichloride | ||||
