23.resorcinol於鹽酸存在下,會使下列何者呈現橘紅色反應? (A)s..-阿摩線上測驗
最佳解! | ||
1F PPMTPASS 國三上 (2015/06/17)
Seliwanoff’s test : A test for ketose SUG-ARS in solution. The reagent used consistsof benzene-1,3-diol (resorcinol) dissolved in hydrochloric acid.A few drops are addedto the solution and a red precipitate indi-cates a ketonic sugar. The test is named forthe Russian chemist F. F. Seliwanoff. |
3F
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