2012年盐城市中考化学试卷及答案(word版)
2012年盐城中考化学试题及答案化学部分(70分)可能用到的相对原子质量:H-1C-12N-14O-16Na-23Cl-35.5一、选择题:本大题共15小题。每小题只有一个正确选项,每小题2分,共30分。1.下列食品中富含蛋白质的是A.大米 B.鸡蛋 C.番茄D.菜油2.2011年诺贝尔化学奖被授予以色列科学家丹尼尔·谢赫曼,以表彰他在发现准晶体方面所作出的突出贡献。准晶体可能具有下列性质,其中属于化学性质的是A.密度低 B.耐磨损 C.导电性差D.抗氧化性强3.下列仪器或用品中,由有机合成材料制成的是A.烧杯B.试管夹C.乳胶管D.蒸发皿4.干冰升华后体积变大的原因是A.分子体积变大B.分子...
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