芯片是电脑、“智能”加点的核心部件,它是用高纯度硅制成的。下

芯片是电脑、“智能”加点的核心部件,它是用高纯度硅制成的。下面是生产单质硅过程中的一个重要反应:SiO2 + 2C  高温  Si +2CO↑,该反应的基本类型是

A.化合反应       B.分解反应       C.置换反应        D.复分解反应

答案

C

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