精品解析：2022年湖南省长沙市中考化学真题（原卷版）
2022年长沙市初中学业水平考试试卷化学可能用到的相对原子质量：O-16；Mg-24；S-32；Cl-35.5；K-39；Fe-56；Zn-65一、选择题（本大题共12小题，每小题3分，共36分。每小题只有一个选项符合题意，请将符合题意的选项用2B铅笔填涂在答题卡相应位置。）1.我们生活在一个不断变化的物质世界里。下列变化属于物理变化的是A.湿衣服晾干B.金属冶炼C.烧制陶器D.木材燃烧2.为了打赢蓝天保卫战，我们要加强大气质量监测。下列气体属于空气污染物的是A.氧气B.二氧化硫C.氮气D.水蒸气3.正确的实验操作是获得实验成功的重要保证。下列实验操作正确的是A.测溶液的pHB.加热试管中的液...
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