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（15分） （1）(5分)某有机物A由C、H、O三种元素组成，90克A完全燃烧可生成132克CO 2 和54克H 2 O。 试求： ①该有机物的最 。 ②若符合该最的A物质可能不止一种，则它们之间的关系 （填序号） A．一定互为同系物                      B．一定互为同分异构体 C．等质量的它们完全燃烧耗氧量相同      D．等物质的量的它们完全燃烧耗氧量相同 ③若A的相对分子质量为180，每个碳原子上最多只有一个官能团，能发生反应，也能发 生酯化反应，且所有碳原子在同一链上，则A的结构为 。 （2）（10分）有机物A（C 10 H 20 O 2 ）具有兰花香味，可用作香皂、洗发香波的芳香赋予剂。 已知： ⅰ．B分子中没有支链。 ⅱ．D能与碳酸氢钠溶液反应放出二氧化碳。ⅲ.D、E互为具有相同官能团的同分异构体。E 分子烃基上的氢若被Cl取代，其一氯代物只有一种。ⅳ.F可以使溴的四氯化碳溶液褪色。 ① B可以发生的反应有 （选填序号）。 a．取代反应           b．消去反应          c．加聚反应          d．氧化反应 ② D、F分子所含的官能团的名称依次是 、 。 ③写出与D、E具有相同官能团的一种同分异构体的结构__________________。 ④写出B和E反应生成A的化学方程式是： 。 ⑤写出C与银氨溶液反应的化学方程式： 。
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举一反三
【单选题】What type of fallacy is the following statement? The book Investing for Dummies really helped me understand my finances better. The book Chess for Dummies was written by the same author, was published...
A.
False cause
B.
Slippery slope
C.
Missing the evidence
D.
false analogy
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【单选题】What is the recommendation to answer the question tell me about yourself in your first job interview?
A.
Speak much about how a book you’ve read or a person you’ve known motivated you to get that job.
B.
Speak much about how your enthusiasm about an area has driven you to want that job.
C.
Speak much about how your past experiences made you decide to compete for that job.
D.
Speak much about how the job description appeals to you and caused you to apply for it.
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【判断题】产品之间的差异性可以体现在产品的任何层次上( )
A.
正确
B.
错误
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【单选题】EDI主要应用于( )类型的电子商务。
A.
B2C
B.
B2B
C.
C2C
D.
C2B
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【单选题】What type of fallacy is the following statement? The book Investing for Dummies really helped me understand my finances better. The book Chess for Dummies was written by the same author, was published...
A.
False cause
B.
Slippery slope
C.
Missing the evidence
D.
False analogy
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【单选题】Here is the book. First it and then tell me what you think of it.
A.
look into
B.
look through
C.
look up
D.
look after
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【判断题】C02是活性气体,但可以单独作为保护气体使用。
A.
正确
B.
错误
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【单选题】EDI主要应用于( )类型的电子商务
A.
C2C
B.
B2C
C.
B2B
D.
C2B
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【单选题】What is the subject of this sentence? The information in this book about taxes is very helpful for me.
A.
information
B.
book
C.
taxes
D.
helpful
E.
me
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【单选题】()在黄斑区域(视觉最敏锐的区域)内高浓度聚集,是视网膜黄斑的主要色素。
A.
番茄红素
B.
叶黄素
C.
β- 胡萝卜素
D.
玉米黄素
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相关题目：
【单选题】What type of fallacy is the following statement? The book Investing for Dummies really helped me understand my finances better. The book Chess for Dummies was written by the same author, was published...
A.
False cause
B.
Slippery slope
C.
Missing the evidence
D.
false analogy
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【单选题】What is the recommendation to answer the question tell me about yourself in your first job interview?
A.
Speak much about how a book you’ve read or a person you’ve known motivated you to get that job.
B.
Speak much about how your enthusiasm about an area has driven you to want that job.
C.
Speak much about how your past experiences made you decide to compete for that job.
D.
Speak much about how the job description appeals to you and caused you to apply for it.
查看完整题目与答案
【判断题】产品之间的差异性可以体现在产品的任何层次上( )
A.
正确
B.
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【单选题】EDI主要应用于( )类型的电子商务。
A.
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【单选题】What type of fallacy is the following statement? The book Investing for Dummies really helped me understand my finances better. The book Chess for Dummies was written by the same author, was published...
A.
False cause
B.
Slippery slope
C.
Missing the evidence
D.
False analogy
查看完整题目与答案
【单选题】Here is the book. First it and then tell me what you think of it.
A.
look into
B.
look through
C.
look up
D.
look after
查看完整题目与答案
【判断题】C02是活性气体,但可以单独作为保护气体使用。
A.
正确
B.
错误
查看完整题目与答案
【单选题】EDI主要应用于( )类型的电子商务
A.
C2C
B.
B2C
C.
B2B
D.
C2B
查看完整题目与答案
【单选题】What is the subject of this sentence? The information in this book about taxes is very helpful for me.
A.
information
B.
book
C.
taxes
D.
helpful
E.
me
查看完整题目与答案
【单选题】()在黄斑区域(视觉最敏锐的区域)内高浓度聚集,是视网膜黄斑的主要色素。
A.
番茄红素
B.
叶黄素
C.
β- 胡萝卜素
D.
玉米黄素
查看完整题目与答案