（2）金属的性质——2021-2022学年九年级下册化学人教版金属材料专题速练
※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于金属与氧气反应的说法正确的是( )<br>A.红热的细铁丝在空气中能燃烧<br>B.各种金属在高温下都能与氧气反应<br>C.“真金不怕火炼”,说明金的熔点很高<br>D.根据金属与氧气反应的难易程度,可以初步比较些金属的活动性<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/dda536179a0047f2bd29e3c3cfc9e150/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/2ee987168c6c497f99f1b92f5e00c153/8A11F8D67FF631CBCF8B60D550DC58A5.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>收藏家收藏的清末铝制品,至今仍保存十分完好,该艺术品不易生锈的主要原因是( )<br>A.铝不易被氧化<br>B.铝不易发生化学反应<br>C.铝表面致密的氧化膜阻止铝进一步被氧化<br>D.铝表面的氧化物在空气中易被还原成铝<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/0b344b77e8ae4b7082353eeb681e9ed3/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/0114c3623b944eebb145d0b18833cdb9/C6D12167AD5AFADA6151D2496CBB2E9F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：容易<br>把一根洁净的铁丝伸入稀硫酸中,①铁丝表面有气泡产生;②溶液由无色逐渐变为浅绿色;③溶液质量增加;④铁丝质量减少。以上叙述正确的是( )<br>A.①②③ B.①③④ C.①④ D.①②③④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/b261c94302f9448b92aa974e4d640f14/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/bc2922c1c2fd4b95af6514fcf7d97bc8/4730FA0BA591FB2D3096B1B0A1B3B369.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下列物质不能由金属与盐酸直接反应制得的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/410694FB5B13F2A4E3A469530E1EBAF8.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/3B4E4C70D42F70FB941A3B11AE04F95E.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/868381FB24A1235D78001A440BF00202.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/70584A3D1D93DFDC8FAC1EFD472B61D7.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/26155a003a144c98bc17b28251f1db25/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/1c7dc61af27c44dc9b6afb1e8997d764/5E64686E0F27BA2F589474FA22DD3D8C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列4种金属分别跟足量的稀硫酸反应,生成相等质量的<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/3FD11E2AFC06B1D240106659D73AE871.png"><br>时,消耗金属质量最多的是( )<br>A.Fe B.Zn C.Mg D.Al<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/0e062a5eaa5e461885d204588e8a79a3/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/cff511bdff264dd4b8a7b45a89ea4472/53C08B52536D83D62187E566717BE8B7.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>向等质量的锌粉和铁粉中分别加入足量的相同浓度的稀硫酸,下列图像正确的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/D8AE670534957D58D7E52865CFD9E1A2.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/D34F7360B4F465D8521DD18D181BBF87.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/EC3E113486FDF2C17BB9DE6D690C2E6A.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/5/B9F8233A5C005B02BD3E3C50AAA3523C.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/38ac4ab8ce7e46909a66e27c4b2bfb0c/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/ccd5a4061e0e4186b7a2bd8e11fc72d9/5C3FDB82695E27CFA22338C3E4405A3A.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>关于置换反应说法一定正确的是( )<br>A.置换反应一定在溶液中进行<br>B.置换反应发生时一定有元素化合价的改变<br>C.有单质和化合物生成的反应一定是置换反应<br>D.有单质和化合物参加的反应一定是置换反应<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/4614b161ab0b4a648d84f88950e79470/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/e12724583dfb48e88a6833058d7f9430/687932390BA9F13B69BC903D6147CCB3.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>已知<br>A<br>、<br>B<br>、<br>C<br>、<br>D<br>四种物质之间存在以下转化关系,<br>其中<br>C<br>是单质,<br>D<br>是相对分子质量最小的氧化物。<br>试回答:<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/1/7/45763246F1F7D1A477204E1DB29803CF.png"><br>1.<br>写出<br>A<br>、<br>C<br>、<br>D<br>三种物质的化学式:<br>A<br>:<br>C<br>:<br>D<br>:<br>;<br>浅绿色溶液<br>B<br>中溶质的化学式为<br>2.写出<br>C<br>→<br>D<br>的化学方程式<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/3fe1f0c469114ba7982bccae6befe4bb/9218DE06564E03B1C265E9E899B64F55.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/bc5ae2995db54508a9b0e7fe16b70c93/5405F5902A2F818181686684B51B95F3.png"><br><br>※题型：问答题※知识点：问答题※试题难度：较易<br>镁、铝、铜、铁是生活中常见的金属。<br>1.常温下,铜与氧气不反应,加热时,铜能与氧气发生化学反应,该反应的化学方程式是____________________________。<br>2.镁在空气中点燃就能燃烧,该反应的化学方程式是________________________。3.细铁丝在氧气中点燃发生剧烈燃烧,该反应的化学方程式是________________________。4.铝具有很好的抗腐蚀性能,原因是________________________(用化学方程式表示)。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/ecd400cb78394446bca902dfd5b70fd2/4C34BFCFEE07A32BAF25CE4E070165D2.png"><br>解析<br>略<br>
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