2020-2021学年化学鲁教版九年级下册随堂检测（10）钢铁的锈蚀与防护
※题型：单选题※知识点：单选题※试题难度：中等<br>下列不是保护金属资源的途径的是( )<br>A.防止金属锈蚀 B.合理开采矿物<br>C.废旧金属回收成本高 D.寻找金属替代品<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/028d78c2090640ec88af909d62b58f1f/9284769935E34A8041F3A9B6AFC465F5.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/93eafe7d34a2470fa8f9e544e3a70044/75E00DF393EC4A6764E4E9C04BE286E2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下列措施中,不能防止金属制品锈蚀的是( )<br>A.在表面刷漆 B.改用不锈钢 C.在表面镀铬 D.用湿布擦拭<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2020/8dd37f65f8084b13a8fb48ab6ade5864/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2020/e4b6f67e14a844b490fda292df162aa1/C7363FBD48DFABB1EDAAC624A1844DBF.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>为防止家中菜刀生锈,小风设计了如下方案:①每天用汽油擦拭一遍②用完后保存在盐水中③擦干后用植物油涂抹④用干布把它擦干,悬挂⑤用食醋涂抹⑥用酱油涂抹请选出你认为合理的方案( )。A.①②③④⑥ B.②③④ C.③④ D.⑤⑥<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/0f78cb8f006f4adba899879ac85d373b/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/8170feef6c694c44865870d095873b7d/2311C3FF5D3EF9874EFB9BE797277F89.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>自然界提供给人类的金属资源是有限的,你认为下列不能有效地保护金属资源的是( )。A.为了解决资源匮乏,鼓励积极开采金属矿产資源<br>B.研制具有特殊性能的塑料替代金属材料<br>C.加强废旧金属的回收和再利用<br>D.保护金属材料和制品<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/9374c53f45044d3eacb9998fd8afa822/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/a041408ba301488b944588aa00558b69/1243991BF1DCC3884A101BF229D2C68D.png"><br><br>
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