2016年辽宁省鞍山市中考化学试题(空白卷)
2016年辽宁省鞍山市中考化学试卷一、选择题(本大题共12小题,1~8小题每小题1分,9~12小题每小题1分,共16分。每小题只有一个选项符合题意)1.(1分)下列生活中的变化属于化学变化的是( )A.将西瓜榨成汁B.水烧开时壶盖被顶起C.隔夜的米饭变酸D.电灯泡通电时发光放热2.(1分)下列实验现象的描述正确的是( )A.细铁丝在空气中燃烧生成黑色固体B.硫在氧气中燃烧发出蓝紫色火焰C.紫试蕊试液遇氯化钠溶液变红色D.氢气在氧气中燃烧生成水3.(1分)下列物质的用途与性质对应关系不合理的是( )A.干冰用于人工降雨﹣﹣干冰升华吸热B.铜丝作导线﹣﹣铜具有导电性C.氧气用于炼钢﹣﹣氧气具...
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