精品解析:2023年辽宁省盘锦市中考化学真题(原卷版)
2023年辽宁省盘锦市中考化学试卷一、选择题(本题包括10道小题,每小题1分,共10分。每小题只有一个最符合题目要求的选项)1.下列过程一定包含化学变化的是A.酒精挥发B.切割玻璃C.食物腐烂D.胆矾研碎2.生活中的下列物质,属于纯净物的是A.食醋B.果汁C.氧气D.肥皂水3.下列净化水的操作,相对净化程度最高的是A.过滤B.静置沉淀C.蒸馏D.吸附沉淀4.下列植物适宜在弱碱性土壤中种植的是植物茶树小麦棉花甘草适宜种植的土壤的pH5.0~5.56.0~7.06.0~6.87.2~8.5A.茶树B.小麦C.棉花D.甘草5.空气是一种宝贵的资源,有关叙述正确的是A.氧气具有可燃性,可以作燃料B.稀...
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