2021-2022学年九年级上册化学鲁教版常考实验小练（4）电解水
※题型：单选题※知识点：单选题※试题难度：中等<br>下面关于水电解实验的叙述正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2020/10/15/6EA8CA4DD1D10B847C7F0E17F7D48292.png"><br>A.实验说明水是由氢氧两种元素组成的<br>B.实验说明水是由氢气和氧气组成的<br>C.水电解的化学方程式:<img src="https://picture2.zhihuicn.com/testImage/2/2020/10/15/F03A4533CFA912FA9E249AE5E56CFEF8.png"><br>D.如图若<img src="https://picture2.zhihuicn.com/testImage/2/2020/10/15/94DE12D5330ACDC5253C16B2839E023E.png"><br>试管气体为<img src="https://picture2.zhihuicn.com/testImage/2/2020/10/15/0FABFAF116A353C4A01DDD559F661BBC.png"><br>,则<img src="https://picture2.zhihuicn.com/testImage/2/2020/10/15/0DA7214E181CB040017F1051B66CB4DD.png"><br>试管气体为<img src="https://picture2.zhihuicn.com/testImage/2/2020/10/15/67C60AE1934B44C8DA70DFA1D7627E8F.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/e9933a1cc1234f60a3eee60fe1933fd8/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/f4887f547db347d3bd49c365ee580544/283DAC7CADE223900C7AE924DBD0CC0C.png"><br><br>
页:
[1]