2014年四川省眉山市中考化学试卷(含解析版)
2014年四川省眉山市中考化学试卷一、选择题(本大题共16小题,每小题2分,共32分)1.(2分)下列变化过程属于化学变化的是( )A.酒精挥发B.石蜡熔化C.海水晒盐D.以粮食为原料酿酒2.(2分)下列图示实验操作中,正确的是( )A.倾倒液体B.滴加液体C.过滤D.稀释浓硫酸3.(2分)当前我国环境部门正在着力推进防治PM2.5为重点的大气污染防治工作.下列措施对PM2.5的治理不能起到积极作用的是( )A.禁止焚烧农作物秸秆和垃圾B.大力植树造林C.大力发展煤炭发电D.用清洁能源代替化石燃料4.(2分)下列物质的分类和化学式都正确的是( )物质分类化学式A纯碱碱Na2CO3B食盐...
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