2005年广西桂林市中考化学试卷(课标卷)
2005年广西桂林市中考化学试卷(课标卷)一、选择题(每小题2分.共30分.每小题只有一个选项符合题意)1.(2分)谁是混合物( )A.B.C.D.2.(2分)被人们称为理想的“绿色能源”的是( )A.煤B.氢能C.核能D.石油3.(2分)为延长学校铁制大门的使用寿命,我建议采用的防锈蚀措施是( )A.喷涂油漆B.隔绝空气C.常用水洗D.常用酸洗4.(2分)“桂林是我家,人人爱护她”.下列行为不符合这条倡议的是( )A.将垃圾分类回收B.随意丢弃废旧电池和塑料袋C.使用太阳能热水器D.植树造林,加大绿化面积5.(2分)爷爷种的花倒伏了,我判断是缺钾,应施用下列化肥中的( )A.NH4...
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