贵州省遵义市2017年中考化学真题试题(含解析)
贵州省遵义市2017年中考化学真题试题可能用到的相对原子质量:H:1C:12N:14O:16Ca:40Mn:55Cl:35.5K:39一、选择题(本大题包括10个小题,每小题2分,共20分。每小题只有一个正确答案,请在答题卡选择题栏内用2B铅笔将对应题目答案的标号涂黑。)1.下列变化属于化学变化的是A.海水晒盐B.红磷燃烧C.葡萄榨汁D.玻璃破碎【答案】B2.下列材料属于有机合成材料的是A.陶瓷B.黄铜C.羊毛D.塑料【答案】D【解析】三大有机合成材料是塑料、合成橡胶、合成纤维。故选D。3.为了防止缺铁性贫血,人体必须摄入的元素是A.铁B.钙C.碘D.锌【答案】A【解析】缺铁性贫血,人体必须摄...
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