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古医典富载化学知识, 下述之物见其氧化性者为

Gaokao · Chemistry · previous-year question

  1. A.金 $(\mathrm{Au}):$ “虽被火亦末熟"
  2. B.石灰 $(\mathrm{CaO})$ : “以水沃之, 即热蒸而解”
  3. C.石硫黄(S): “能化......银、铜、铁, 奇物”
  4. D.石钟乳 $\left(\mathrm{CaCO}_{3}\right)$ : “色黄, 以苦酒(醋)洗刷则白”

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