试题与答案

有A、B、C、D四种有机物,其组成均是含碳40%、氢6.67%、 氧53. 33

题型:填空题

题目:

有A、B、C、D四种有机物,其组成均是含碳40%、氢6.67%、 氧53. 33%。A的蒸气对氢气的相对密度为15,B的相对分子质量为A的6倍,C、D的蒸气密度折算为标准状下都是2. 68 g/L;A、B物质的水溶液都能发生银镜反应,C物质的水溶液呈酸性,D物质属于酯类。写出A、B、C、D的结构简式和名称。

A:________,________,B:________,________, C:_______,_______,D:________,________.

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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