精品解析:2022年江苏省宿迁市中考化学真题(原卷版)
【中小学教辅资源店微信:mlxt2022】化学部分可能用到的相对原子质量:H-1C-12N-14O-16S-32一、选择题(共10小题,每小题分,计20分。每小题只有一个选项符合题意)1.宿迁是美酒之都,下列酿酒过程中发生化学变化的是A.粮食浸泡B.酒曲发酵C.蒸馏提纯D.装瓶密封2.下列物质中,属于纯净物的是A.水银B.黄铜C.海水D.石油3.下列实验操作正确的是A.B.C.D.4.下列化学用语表达正确的是A.2个氢原子:H2B.氮气中氮元素化合价:C.氧化铝的化学式:A1OD.最简单有机物的分子式:CH45.水是生命之源,下列关于水的说法正确的是A.植物油加入水中,振荡后能形成溶液B.工业...
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