精品解析:2022年广西北部湾经济区中考化学真题(解析版)
2022年广西北部湾经济区初中学业水平考试化学可能用到的相对原子质量:H-1C-12O-16Mg-24Al-27S-32Cl-35.5Cu-64Ba-137第I卷(选择题共40分)一、选择题(本大题共20小题,每小题2分,共40分。每小题有四个选项,其中只有一个选项符合题意,请用2B铅笔在答题卡上将选定的选项标号涂黑)1.下列物质不属于空气污染物的是A.N2B.COC.NO2D.可吸入颗粒物【答案】A【解析】【详解】A、氮气是空气的组成成分,不属于空气污染物,符合题意;B、一氧化碳是空气污染物之一,不符合题意;C、二氧化氮是空气污染物之一,不符合题意;D、可吸入颗粒物是空气污染物之一,不符合题...
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