2011年广西桂林市中考化学试卷(教师版)
2011年广西桂林市中考化学试卷(教师版)一、选择题(本题包括25小题,每小题2分,共50分.每小题只有一个选项符合题意)请将答案填在答题卡上1.(2分)下列环境问题与二氧化硫的排放有关的是( )A.酸雨B.沙尘暴C.白色污染D.温室效应【微点】酸雨的产生、危害及防治.【思路】A、根据酸雨的形成进行分析;B、根据沙尘暴的形成原因进行分析;C、根据白色污染的来源进行分析;D、根据温室效应的成因进行分析.【解析】解:A、酸雨主要由化石燃料燃烧产生的二氧化硫、氮氧化物等酸性气体,经过复杂的大气化学反应,被雨水吸收溶解而成,故A正确;B、沙尘暴是指强风把地面大量沙尘物质吹起并卷入空中,使空气特别混浊...
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