4.3氧气—2021-2022学年化学鲁教版九年级上册随堂小测
※题型：单选题※知识点：单选题※试题难度：较易<br>对下列物质在空气中燃烧的现象描述正确的是( )<br>A.红磷燃烧,产生大量白雾<br>B.硫粉燃烧,发出微弱的淡蓝色火焰<br>C.铁丝燃烧,火星四射,生成黑色固体<br>D.木炭燃烧,发出白光,生成二氧化碳<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/d4a9a0f1b0314ed0923958f923af555f/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/8366c285b8f646519f067b0644bdb6de/AD58DD697FE86820605D93A87C81464C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列变化不属于缓慢氧化的是( )<br>A.酿造米酒 B.食物腐败变质<br>C.铁的生锈 D.蜡烛燃烧<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/37988b9e31e4471aa96bce5fbcd85d00/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/fd3ead215cfa4f488f32dd20bbab9b91/3A8A16F564C370A7BC320E7F16B68732.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列物质在氧气中燃烧时,生成黑色固体的是( )<br>A.木炭 B.红磷 C.铁丝 D.镁带<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/a7cc09e553bf4097af63b4ec8ab17d18/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：容易<br>下列装置中可用于进行用过氧化氢制氧气的实验,且连接正确的一组是( )<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/28/CDE787F39458A76E03378EEFECA4979C.png"><br>A.①④ B.②③ C.②④ D.①③<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/b580ddd0117b4da9a21c07b8abf86c23/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/fe6321d825c54d919912870dca555fb0/4E3EBFBB4578E92C9C81E5DC793C5D6F.png"><br><br>
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