用重晶石和焦炭为原料,制取纯净硫酸钡的改进版BaSO4+2C=BaS+2CO2↑(高温) BaS+2HCl=BaCl2+H2S↑ BaCl2+H2SO4=BaSO4↓+2HCl 有毒气体H2S,为使试验既不产生H2S又能获得纯净BaSO4,提出改进意见.相关反映的化学
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 20:46:38
![用重晶石和焦炭为原料,制取纯净硫酸钡的改进版BaSO4+2C=BaS+2CO2↑(高温) BaS+2HCl=BaCl2+H2S↑ BaCl2+H2SO4=BaSO4↓+2HCl 有毒气体H2S,为使试验既不产生H2S又能获得纯净BaSO4,提出改进意见.相关反映的化学](/uploads/image/z/2282089-49-9.jpg?t=%E7%94%A8%E9%87%8D%E6%99%B6%E7%9F%B3%E5%92%8C%E7%84%A6%E7%82%AD%E4%B8%BA%E5%8E%9F%E6%96%99%2C%E5%88%B6%E5%8F%96%E7%BA%AF%E5%87%80%E7%A1%AB%E9%85%B8%E9%92%A1%E7%9A%84%E6%94%B9%E8%BF%9B%E7%89%88BaSO4%2B2C%3DBaS%2B2CO2%E2%86%91%28%E9%AB%98%E6%B8%A9%EF%BC%89+BaS%2B2HCl%3DBaCl2%2BH2S%E2%86%91+BaCl2%2BH2SO4%3DBaSO4%E2%86%93%2B2HCl+%E6%9C%89%E6%AF%92%E6%B0%94%E4%BD%93H2S%2C%E4%B8%BA%E4%BD%BF%E8%AF%95%E9%AA%8C%E6%97%A2%E4%B8%8D%E4%BA%A7%E7%94%9FH2S%E5%8F%88%E8%83%BD%E8%8E%B7%E5%BE%97%E7%BA%AF%E5%87%80BaSO4%2C%E6%8F%90%E5%87%BA%E6%94%B9%E8%BF%9B%E6%84%8F%E8%A7%81.%E7%9B%B8%E5%85%B3%E5%8F%8D%E6%98%A0%E7%9A%84%E5%8C%96%E5%AD%A6)
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