2013年辽宁省本溪市中考化学试题(含答案)
12013年本溪市初中毕业生学业考试化学试卷※理化考试时间共150分钟化学试卷满分80分考生注意:请在答题卡各题目规定答题区域内作答,答在本试卷上无效。可能用到的相对原子质量:H—1C—12O—16Na—23Cl—35.5第一部分选择题(共20分)一、选择题(本题共15个小题,共20分。每小题只有一个选项符合题意。第1小题~第10小题,每小题1分;第11小题~第15小题,每小题2分)1.下列变化属于化学变化的是A.水的沸腾B.干冰升华C.蔗糖溶解D.蜡烛燃烧2.下列物质属于纯净物的是A.海水B.天然气C.冰水共存物D.石灰石高温煅烧后的剩余固体3.下列物质在氧气中燃烧,能生成有刺激性气味气体的...
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