单选题 适中0.65 引用1 组卷92
用甲醚
燃料电池,电解
溶液制取NaOH溶液和硫酸的装置如下图所示。下列说法正确的是
![](https://img.xkw.com/dksih/QBM/2022/1/4/2887330175098880/2937408133758976/STEM/0f8c71bf-421a-49eb-8454-4ac5b3a245c5.png?resizew=414)
![](https://img.xkw.com/dksih/QBM/2022/1/4/2887330175098880/2937408133758976/STEM/0f8c71bf-421a-49eb-8454-4ac5b3a245c5.png?resizew=414)
A.M为NaOH、N为硫酸 |
B.膜a、膜b依次为阳离子交换膜和阴离子交换膜 |
C.燃料电池的负极反应式为 |
D.反应的甲醚与生成气体Y的物质的量之比为1∶3 |
21-22高二上·山西晋城·阶段练习
类题推荐
利用CH4燃料电池电解制备Ca(H2PO4)2,装置如图所示。下列说法正确的是
![](https://img.xkw.com/dksih/QBM/2021/2/3/2649971284934656/2650631456866304/STEM/a25a1dcb430645fba10b5b606129acf3.png?resizew=742)
![](https://img.xkw.com/dksih/QBM/2021/2/3/2649971284934656/2650631456866304/STEM/a25a1dcb430645fba10b5b606129acf3.png?resizew=742)
A.该装置能得到副产物NaOH、H2、Cl2 |
B.A膜和C膜均为阴离子交换膜,B为阳离子交换膜 |
C.a极的电极反应式:CH4+2H2O-8e-=CO2+8H+ |
D.理论上,b极上通入标况下2.24LO2,产品室增加0.2mol Ca(H2PO4)2 |
利用CH4燃料电池电解制备Ca(H2PO4)并得到副产物NaOH、H2、Cl2,装置如图所示。下列说法不正确的是
![](https://img.xkw.com/dksih/QBM/2021/6/16/2744342572335104/2745197943349248/STEM/ba33b869d1134f4ba072e6bdb3c03e24.png?resizew=535)
![](https://img.xkw.com/dksih/QBM/2021/6/16/2744342572335104/2745197943349248/STEM/ba33b869d1134f4ba072e6bdb3c03e24.png?resizew=535)
A.a极反应: |
B.A膜和C膜均为阳离子交换膜 |
C.可用铁电极替换阴极的石墨电极 |
D.a极上通入2.24L甲烷,阳极室Ca2+减少0.4mol |
利用CH4燃料电池电解制备Ca(H2PO4)2并得到副产物NaOH、H2、Cl2,装置如图所示。下列说法正确的是
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/9/896e1613-8bd1-4b14-9a06-9c3717a4ce91.png?resizew=521)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/9/896e1613-8bd1-4b14-9a06-9c3717a4ce91.png?resizew=521)
A.a极反应:CH4+8e-+4O2-=CO2+2H2O |
B.A膜和C膜均为阴离子交换膜 |
C.可用铁电极替换阴极的石墨电极 |
D.a极上通入2.24 L甲烷,阳极室Ca2+减少0.4 mol |
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