精品解析:2022年抚顺本溪辽阳市中考化学真题(解析版)
2022年抚顺本溪辽阳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-120-16Mn-55第一部分选择题(共20分)一、选择题(本题包括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.下列事例属于化学变化的是A.胆矾研碎B.冰雪融化C.干冰升华D.纸张燃烧【答案】D【解析】A.胆矾研碎过程中,只是形状发生改变,没有生成新物质,是物理变化;B.冰雪融化,只是物质状态发生改变,没有生成新物质,是物理变化...
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