2010年江苏省镇江市中考化学试卷及答案
镇江市2010年初中毕业升学统一考试化学试卷说明:1.本试卷共6页,满分100分。考试时间100分钟。2.可能用到的相对原子质量:H-1C-12N-14O-16S-32Cl-35.5Mg-24Fe-56Cu-64一.选择题(本题包括15小题,每小题2分,共30分。每小题只有一个选项符合题意)1.下列变化属于化学变化的是A.橙子榨汁B.海水晒盐C.水结成冰D.食醋除水垢2.下列性质属于化学性质的是A.沸点B.硬度C.可燃性D.溶解性3.下列物质属于纯净物的是A.医用酒精B.干冰C.清新空气D.加碘食盐4.下列图示的实验操作正确的是A.向试管中加锌粒B.点燃另一酒精灯C.检查装置的气密性D.稀释浓...
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