1.1化学真奇妙—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：容易<br>我国湖南、贵州等地曾遭受特大冰雪灾害。在抗击冰雪保交通过程中,采用了铲除冰雪撒食盐融雪等方法。某同学取一袋食盐从不同角度提出了如下问题,其中不属于化学研究领域的是( )<br>A.食盐由什么成分组成 B.食盐的产地在哪里<br>C.食盐有什么性质和用途 D.食盐粒子的结构如何<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/c88a25863a954a64a2c46fcc635a465e/76900E09FAB5EBA344B8EA84E844FF07.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>下列通过丝绸之路传到国外的发明和技术中不涉及化学变化的是( )<br>A.使用火药 B.指南针用于航海<br>C.用泥土烧制陶瓷 D.冶炼金属<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/c02a45a054ac4c4f94ba24dd4361ab06/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br>略<br>※题型：单选题※知识点：单选题※试题难度：较易<br>中华文化博大精深。下列古诗所述一定发生化学变化的是( )<br>A.飞流直下三千尺,疑是银河落九天<br>B.春蚕到死丝方尽,蜡炬成灰泪始干<br>C.夜来风雨声,花落知多少<br>D.床前明月光,疑是地上霜<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/9c898be841a44241aaece6d703dcf6c9/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/0843c955ca6d4b8191368ace94851f07/3ABD9AE276A3704ED325AC9B240B1B44.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>若用“<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/18/610BB860BFA45C74A93770D14D02C40A.png"><br>”表示氢原子,“<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/18/68233B0E45426EEA6C212705303B604C.png"><br>”表示氧原子,则水分子的模型可表示为( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/18/AE93A5A73043D6AD210019618D507794.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/18/3CDCE323E006D4F579A4B7FEDA5F2550.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/18/DCFAB7CAAE1071FF347F69C9157097D1.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/18/5D6CA64E438E6D334F3A8AAB1D7F1BB2.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/71eb32d9f874424687f9c35be9f1e3fe/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/70e46ebee6ba45f8872331680d749de5/3CDE21D65A7D2A178EAD4A00EEBC09E2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>物质都是由不同的微观粒子构成的.在下列的微观粒子中,能直接构成物质的微观粒子是( )<br>A.原子 B..质子 C.中子 D.电子<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/a284ef5fb5864a5780cfcb4d38e41d2c/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/206fd998923f4706b192af5035e1772a/2C216C56213396C172C7F2EE160AAF84.png"><br><br>
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