2022年辽宁省营口市中考化学真题(空白卷)
2022年初中毕业生毕业升学考试化学试卷相对原子质量:C-12H-1O-16N-14Na-23Mg-24S-32第一部分选择题(本部分共15道小题,每小题只有一个正确选项:其中1~10小题每小题1分,11~15小题每小题2分,共20分)1.中华文化,博大精深。下列成语的本意涉及化学变化的是A.火上浇油B.绳锯木断C.刻舟求剑D.披荆斩棘2.小丽同学用紫甘蓝叶片自制酸碱指示剂,并用于检验白醋的酸碱性,部分操作如下,其中错误的是A.研磨叶片B.浸取色素C.过滤汁液D.滴加滤液3.人体内一些液体的正常pH范围如下,其中一定呈酸性的是A.唾液6.6-7.1B.胃液0.9-1.5C.乳汁6.6-7.6D...
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