题目内容


[化学—选修5有机化学基础](15分)

有机物A为芳香烃,质谱分析表明其相对分子质量为92,某课题小组以A为起始原料可以合成酯类香料H和高分子化合物I,其相关反应如下图所示:                                                       

已知以下信息:

①     碳烯(:CH2)又称卡宾,它十分活跃,很容易用它的两个未成对电子插在烷烃分子的C-H键之间使碳链增长。

②     通常在同一个碳原子连有两个羟基不稳定,易脱水形成羰基。

回答下列问题:

(1)A的化学名称为         

(2)由B生成C的化学方程式为                ,该反应类型为           。                                                               (3)G的结构简式为           

(4)请写出由F生成I的化学方程式                                             

(5)写出G到H的反应方程式                                        。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
(6)H的所有同分异构体中,满足下列条件的共有         种;

含有苯环         苯环上只有一个取代基          属于酯类

其中核磁共振氢谱有五种不同化学环境的氢,且峰面积比为1:1:2:2:6的是           

(写结构简式)。


(15分)[化学—选修5有机化学基础]

(1)甲苯(2分)

 


(2)

                                                 (2分),  取代反应(1分)

(3)(2分)

(4)(2分)

(5)(2分)

(6)15种(2分),  (2分)


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实验探究是学习化学的一个重要方法,某实验小组的同学利用下列装置完成一些常见气体制备以及相关物质性质探究(夹持装置及连接橡胶管已省略,其中装置E有多个供使用)。

可供选择的液体试剂及固体药品:

液体试剂

固体药品

稀硫酸、稀盐酸、稀硝酸、NaOH溶液、浓氨水、5%H2O2溶液、浓盐酸、饱和食盐水

CaCO3、CaO、MnO2、KMnO4、CaC2

碱石灰、Cu、Zn、Na2S

请回答下列问题:

(1)装置B中a仪器的名称                

(2)可由A装置制取相对分子质量小于32的气体有                 (任意写2种)。

(3)已知氨气和氯气在常温下可以发生氧化还原反应,A、B分别为氨气和氯气的发生装置,C为纯净干燥的氯气与氨气的反应装置,则仪器的连接顺序是A→  →C←    ←B。写出装置B(无需加热)中反应的离子方程式                                  

(4)完成上述实验需选用仪器D和E,D中选用(    )、E中选用(    )(填写序号)

a.无水氯化钙         b.饱和碳酸氢钠溶液       c.饱和食盐水   

d.五氧化二磷        e.碱石灰                  f.浓硫酸

(5)C内出现大量白烟,另一种生成物常用作食品包装袋内的保护气,请写出反应的化学方程式                                                  

(6)请你利用所学化学知识设计一个实验方案检验白烟物质中的离子               

                                                                            

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