【題目】關(guān)于木炭和紅磷在氧氣中燃燒的反應(yīng)，說法不正確的是( )。

A．反應(yīng)條件都是點燃 B．都是化合反應(yīng)

C．都是氧化反應(yīng) D．生成物都是氣體

【答案】D

【解析】

試題分析：木炭在氧氣中燃燒時生成無色無味的氣體二氧化碳，紅磷燃燒時形成濃濃的折煙（生成物是呈白色固體小顆粒的五氧化二磷）。

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