物质间的转化需要考虑反应实质、条件以及物质的用量,下列物质转化在给定条件下能实现的是
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90759718dff984f28b24a3078f51b795.png)
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976e410219575aac58478e888d8cf12b.png)
③![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca66a268d6f46e0e9d5d9151b785be60.png)
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/994f8d4cd2bb44c99753dc521bc125b6.png?resizew=43)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ffdc13c7a1401e9151dbd8ef0463156.png)
④NaCl溶液
NaCl晶体![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/29efea1db17d4591926a2c1d367a47ef.png?resizew=46)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6efa7aa83e6863fa11e389467cf8e77.png)
⑤![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6efa7aa83e6863fa11e389467cf8e77.png)
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/ed45a2ef403f4ec4ae82ae06d4025bfb.png?resizew=48)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9316a69e0e337f116e1a313169019739.png)
⑥![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b823f608f61012d1e20698585465bf2.png)
漂白粉
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90759718dff984f28b24a3078f51b795.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976e410219575aac58478e888d8cf12b.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca66a268d6f46e0e9d5d9151b785be60.png)
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/994f8d4cd2bb44c99753dc521bc125b6.png?resizew=43)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ffdc13c7a1401e9151dbd8ef0463156.png)
④NaCl溶液
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/7ced4cf828334e829af804cc73080a32.png?resizew=41)
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/29efea1db17d4591926a2c1d367a47ef.png?resizew=46)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6efa7aa83e6863fa11e389467cf8e77.png)
⑤
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6efa7aa83e6863fa11e389467cf8e77.png)
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/ed45a2ef403f4ec4ae82ae06d4025bfb.png?resizew=48)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9316a69e0e337f116e1a313169019739.png)
⑥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b823f608f61012d1e20698585465bf2.png)
![](https://img.xkw.com/dksih/QBM/2019/12/18/2357659889704960/2359232485867520/STEM/fc0485809679436f96e288cc6589c393.png?resizew=63)
A.①②③ | B.②③ | C.①④⑤⑥ | D.②④⑤⑥ |
更新时间:2019-12-20 15:33:41
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【推荐1】在给定条件下,下列选项所示的物质间转化均能实现的是
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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【推荐2】下列物质间的反应不能通过一步反应实现的是( )
A.Na2CO3→NaCl | B.NaCl→ NaOH |
C.NaOH→NaCl | D.CuO→Cu(OH)2 |
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【推荐1】为探究Na2SO3溶液的性质,在白色点滴板的a、b、c、d四个凹槽中滴入Na2SO3溶液,再分别滴加如图所示的试剂。下列关于实验现象的解释或结论正确的是
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/30/43b6bd75-2652-4401-9416-31d3697dc353.png?resizew=469)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/30/43b6bd75-2652-4401-9416-31d3697dc353.png?resizew=469)
选项 | 实验现象 | 解释或结论 |
A | a中溴水褪色 | Na2SO3被溴水还原成Na2SO4 |
B | b中加稀H2SO4后才产生黄色沉淀 | ![]() |
C | c中加BaCl2溶液后产生白色沉淀且 红色褪去 | Ba2++![]() ![]() 逆向移动,红色褪去 |
D | d中产生白色沉淀 | 原Na2SO3溶液中含有![]() |
A.A | B.B | C.C | D.D |
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【推荐2】下列物质中,不能通过化合反应制取的有
、NaOH、
、
、
、FeS、CuS、
、
、NO、
、
、
、
、
、
、
、![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80d9015ef1b9e7dee298b5cf0458ac3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd75effc5b87244f3ac74a999881c030.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7dcde4bdbd4d0e52382a6cbf799869f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a3929e1a61b2f636428358e5cab0438.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f525f310ec41b07e19b3113351a915ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11e055570817922014902a8370065f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1163bc05a73653778b05c45aed88addc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0a6c15428939414834c004df67176f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14353a38204376d0c45212ff20e540dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39208d1c3e640e796d76875beeb9fb04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dd34eb812d3f789b945c2d95bf37633.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7004f9e00e4a6c1a876f19d053843c65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df13fef9f3b41ec1eb588b99606e64f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec3692c5efba5dde1f78530e48c982f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80d9015ef1b9e7dee298b5cf0458ac3.png)
A.3种 | B.4种 | C.5种 | D.6种 |
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