2018年辽宁省锦州市中考化学试题(空白卷)
2018年辽宁省锦州市初中毕业生学业考试化学试卷(满分60分)可能用到的相对原子质量:H—1C—12N—14O—16Na—23Al—27Cl—35.5Cu—64Zn—65Ag—108一、选择题(本大题包括10个小题,共12分。1~8小题每题1分,9、10小题每题2分,每小题只有一个正确选项)1.下列过程中,一定发生化学变化的是()A.爆炸B.铁生锈C.固体变成气体D.颜色改变2.下列实实验操作正确的是()A.熄灭酒精灯B.称量NaOH固体C.倾倒液体D.稀释浓硫酸3.对下列现象的微观解释不正确的是()A.用水银体温计测量体温——温度升高,分子体积变大B.湿衣服晾在太阳底下干得快——温度升高,分...
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