下列反应中不属于置换反应的是（）①氧化铁与铝粉混合发生铝热反应 ②镁条在二氧化碳中燃烧 ③用CO还原铁矿石炼铁 ④铜片投入氯化铁溶液中_刷题宝

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下列反应中不属于置换反应的是（）

①氧化铁与铝粉混合发生铝热反应 ②镁条在二氧化碳中燃烧 ③用CO还原铁矿石炼铁 ④铜片投入氯化铁溶液中

A：①③

B：③④

C：①②③

D：②④

上一题下一题 0.0难度选择题更新时间:2019-06-01 05:10:27

答案(点此获取答案解析）

B

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