2010年贵州省贵阳市中考化学试卷及答案
+22010年中考化学化学试卷相对原子质量:H—1C—12O—16Na—23Mg—24Cl—35.5Ca—40Fe—56Zn—65一、化学选择题(本题包括6个小题,共12分。每小题只有一个选项符合题意。)1.化学变化的发生,让我们领略到世界的神奇。图1发生了化学变化的是()A.呼出的水蒸气液化B.带火星的木条复燃C.过滤除去河水中的泥沙D.用玻璃刀切割玻璃2.下列做法与贵阳市“创建国家环境保护模范城市”不相符的是()A.禁止使用含磷洗衣粉B.回收各种废弃塑料C.工业废气、实验室废液未经处理任意排放D.提倡使用清洁能源,如太阳能、天然气等3.小明的家长为其准备了一份晚餐,食谱为:米饭、回锅肉、酸...
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