2013年四川省遂宁市中考化学试卷(含解析版)
2013年四川省遂宁市中考化学试卷一、选择题(本题包括7个小题,每小题3分,共21分,每小题只有一个选项符合题意)1.(3分)下列变化属于化学变化的是( )A.打破砂锅B.水分蒸发C.矿石炼铁D.石蜡融化2.(3分)下列有关实验现象的描述,正确的是( )A.铁丝在氧气中剧烈燃烧,火星四射、生成白色固体B.通电分解水时正极得到的气体体积约是负极气体体积的2倍C.稀硫酸中滴入紫色石蕊试液后,试液变成蓝色D.氢氧化钠溶于水溶液温度升高3.(3分)下列图示的实验操作错误的是( )A.测定空气中氧气含量B.浓硫酸稀释C.量取液体D.点燃酒精灯4.(3分)2013年3月底,上海、安徽等地出现H7N9...
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