2010年湖南省株洲市中考化学试卷(学生版) 学霸冲冲冲shop348121278.taobao.com
2010年湖南省株洲市中考化学试卷一、选择题(共20小题,每小题2分,满分40分)1.(2分)下列过程或现象属于物理变化的是( )A.酒精燃烧B.食物腐烂C.冰川融化D.高炉炼铁2.(2分)下列说法错误的是( )A.木炭在氧气中剧烈燃烧,生成黑色固体B.硫在空气中燃烧,生成有刺激性气味的气体C.铁丝在氧气中燃烧时,火星四射D.蜡烛燃烧的产物能使澄清石灰水变浑浊3.(2分)如图表示的是身边一些物质在常温下的近似pH,有关这些物质的比较和判断正确的是( )A.柠檬的酸性比橘子弱B.橘子汁显碱性C.草木灰水的碱性最强D.萝卜显中性4.(2分)下列化学式书写错误的是( )A.氧化铝A12O3B...
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