2018年重庆市中考化学A卷试卷(含答案)
1重庆市2018年初中学业水平暨高中招生考试化学试卷(A卷)(全卷共四个大题,满分70分与物理共用120分钟)注意事项:1.试题的答案书写在答题卡上,不得在试卷上直接作答;2.作答前认真阅读答题卡上的注意事项;3..考试结束,由监考人员将试题和答题卡一并收回;可能用到的相对原子质量:H1O16Na23Mg24S32Cl35.5Ca40一、选择题(本大题共16个小题,每小题2分,共32分)每小题只有一个选项符合题意。1.“绿水青山就是金山银山”。下列物质的大量排放,不违背该理念的是A、氮气B、二氧化碳C、固体粉尘D、工业废水2.端午节吃粽子是传统习俗,在制作粽子的过程中一定发生,化学变化的是A、...
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