单选题 适中0.65 引用1 组卷71
某化学兴趣小组的同学模拟侯氏(侯德榜先生)制碱,通过下图的实验流程制备Na2CO3,制备过程中可能要使用到图目的甲、乙、丙、丁四个装置。关于这些装置的使用方法错误的是
![](https://img.xkw.com/dksih/QBM/2021/1/2/2627528034787328/2628913450262528/STEM/4096644f-09b5-469c-9108-5b5340cb6e09.png?resizew=449)
![](https://img.xkw.com/dksih/QBM/2021/1/2/2627528034787328/2628913450262528/STEM/809b9aa8-587f-477a-b8d1-d2cf812d849a.png?resizew=361)
![](https://img.xkw.com/dksih/QBM/2021/1/2/2627528034787328/2628913450262528/STEM/c136ad05-2127-4bce-b568-dd6095637637.png?resizew=364)
![](https://img.xkw.com/dksih/QBM/2021/1/2/2627528034787328/2628913450262528/STEM/4096644f-09b5-469c-9108-5b5340cb6e09.png?resizew=449)
![](https://img.xkw.com/dksih/QBM/2021/1/2/2627528034787328/2628913450262528/STEM/809b9aa8-587f-477a-b8d1-d2cf812d849a.png?resizew=361)
![](https://img.xkw.com/dksih/QBM/2021/1/2/2627528034787328/2628913450262528/STEM/c136ad05-2127-4bce-b568-dd6095637637.png?resizew=364)
A.若X为稀盐酸,Y为石灰石,则可用装置甲制取CO2 |
B.若要在装置乙中发生反应①,必须对装置乙进行适当改进 |
C.可用装置丙进行过滤操作 |
D.反应②可在装置丁中发生 |
20-21高三·全国·阶段练习
类题推荐
某学习小组的同学按下列实验流程制备Na2CO3,设计的部分装置如图所示。
![](https://img.xkw.com/dksih/QBM/2021/4/6/2694135081607168/2694462730027008/STEM/4972cf8ac19149609669cbca3ebd30c9.png?resizew=554)
![](https://img.xkw.com/dksih/QBM/2021/4/6/2694135081607168/2694462730027008/STEM/64535e56d8eb4fb3a6897a3d6f317ae3.png?resizew=290)
![](https://img.xkw.com/dksih/QBM/2021/4/6/2694135081607168/2694462730027008/STEM/a0173b2c63a643848e47a48a34af5dcb.png?resizew=262)
下列叙述正确的是
![](https://img.xkw.com/dksih/QBM/2021/4/6/2694135081607168/2694462730027008/STEM/4972cf8ac19149609669cbca3ebd30c9.png?resizew=554)
![](https://img.xkw.com/dksih/QBM/2021/4/6/2694135081607168/2694462730027008/STEM/64535e56d8eb4fb3a6897a3d6f317ae3.png?resizew=290)
![](https://img.xkw.com/dksih/QBM/2021/4/6/2694135081607168/2694462730027008/STEM/a0173b2c63a643848e47a48a34af5dcb.png?resizew=262)
下列叙述正确的是
A.若X 为稀硫酸,Y 为石灰石,则可用装置甲制取CO2 |
B.反应①可在装置乙中发生,反应②可在装置丁中发生 |
C.可用装置丙进行过滤操作 |
D.向母液中滴加Ba(OH)2,溶液无明显变化 |
某学习小组的同学按下列实验流程制备Na2CO3,设计的部分装置如图所示。
![](https://img.xkw.com/dksih/QBM/2018/1/29/1870989301465088/1872323718479872/STEM/4a525c49495b48bf98aec6d4065c81eb.png?resizew=488)
下列叙述正确的是
![](https://img.xkw.com/dksih/QBM/2018/1/29/1870989301465088/1872323718479872/STEM/4a525c49495b48bf98aec6d4065c81eb.png?resizew=488)
下列叙述正确的是
A.若X 为浓氨水,Y 为生石灰,则可用装置甲制取NH3 |
B.反应①可在装置乙中发生,反应②可在装置丁中发生 |
C.可用装置丙进行过滤操作 |
D.将母液蒸干灼烧后可得到NH4Cl 固体 |
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