北京市2005年度中考化学真题与答案
北京市2005年高级中等学校招生统一考试化学试卷学校姓名准考证号考生须知1.本试卷共8页,共4道大题,试卷满分80分,考试时间100分钟。2.试卷中所有答案填涂、书写在答题卡上。3.认真填写学校、姓名和准考证号。可能用到的相对原子质量:H1C12O16Na23Cl35.5Fe56一、选择题(共30道小题,每小题只有一个选项符合题意,每小题1分,共30分)1.下列变化中,属于物理变化的是2.随着“绿色奥运”的理念逐渐深入人心,空气质量日益受到人们的关注。下列物质中未计入北京市监测空气污染指数项目的是A.氮气B.二氧化硫C.一氧化碳D.可吸入颗粒物3.医生建议患甲状腺肿大的病人多食海带等海产品,这...
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