2013年广西桂林市中考化学试卷
2013年广西桂林市中考化学试卷一、选择题(本题包括25小题,每小题2分,共50分.每小题只有一个选项符合题意)1.(2分)“美丽桂林,清洁城市”是一项长效机制.因此,我们在日常生活中不宜提倡的是( )A.回收废旧电池B.将垃圾分类投放C.使用一次性餐具D.减少使用煤炭燃料2.(2分)2013年6月13日,“神舟十号”和“天宫一号”成功实现自动交会对接.“天宫一号”资源舱舱段使用了铝﹣锂合金代替传统材料,铝﹣锂合金属于( )A.混合物B.纯净物C.单质D.化合物3.(2分)桂林传统小吃﹣米粉,能为人体提供的主要营养是( )A.油脂B.糖类C.蛋白质D.维生素4.(2分)化学﹣使生活更加美...
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