2014年四川省南充市中考化学试卷(含解析版)
2014年四川省南充市中考化学试卷一、选择题(本大题共10小题,每小题2分。共20分)1.(2分)生活中的下列变化,属于物理变化的是( )A.植物的光合作用B.燃放烟花C.蜡烛燃烧D.电灯通电发光2.(2分)今年南充市成为四川省空气质量重点监测城市,PM2.5是监测指标之一,PM2.5是大气中直径小于或等于2.5微米的可吸入颗粒,下列做法不会增大PM2.5监测结果的是( )A.汽车排放尾气B.工厂排放烟尘C.太阳能发电D.露天焚烧垃圾3.(2分)下列实验操作中,正确的是( )A.测溶液pHB.吸取液体药品C.闻气体的气味D.加热液体4.(2分)下列四种物质中,属于化合物的是( )A.生...
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