2017年江苏省镇江市中考化学试卷及答案
2017年江苏省镇江市中考化学试卷 一、选择题(共15小题,每小题2分,满分30分)1.(2分)下列属于纯净物的是( )A.空气B.盐水C.液氮D.生铁2.(2分)下列属于物质化学性质的是( )A.挥发性B.溶解性C.导电性D.可燃性3.(2分)下列化学用语正确的是( )A.水银﹣﹣AgB.锌离子﹣﹣Zn2+C.二氧化氮﹣﹣N2OD.锰酸钾﹣﹣KMnO44.(2分)下列做法错误的是( )A.焚烧垃圾,净化环境B.植树造林,防沙降尘C.回收金属,再生减污D.煤气泄漏,关阀开窗5.(2分)下列归类错误的是( )选项归类内容A清洁能源风能、氢能、太阳能B常见合金黄铜、硬铝、不锈钢C营养物质...
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