2013年江苏省无锡市中考化学试题及答案
江苏省无锡市2013年中考化学试卷一、选择题(本题包括15小题,每小题只有1个选项符合题意,每小题1分,共15分)1.(1分)(2013•无锡)化学与社会可持续发展密切相关,下列说法不合理的是( ) A.提倡步行、骑自行车和乘公共车等“低碳”出行方式 B.将地沟油回收加工为生物柴油以提高资源利用率 C.有机合成材料的广泛应用有百利而无一害 D.农业上采取滴灌的方式可以提高水的利用效益2.(1分)(2013•无锡)下列现象属于化学变化的是( ) A.海水晒盐B.蜡烛燃烧C.汽油挥发D.甘蔗榨汁3.(1分)(2013•无锡)下列物质属于纯净物的是( ) A.干冰B.矿泉水C.石油D.磁铁矿4...
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