下列化学用语正确的是 A．乙烯的结构简式可表示为CH2CH2 B

下列化学用语正确的是

A．乙烯的结构简式可表示为CH₂CH₂ B．乙醇的分子式：CH₃CH₂OH

C．乙酸的分子式:C₂H₄O₂ D．甲烷的结构式：CH₄

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下列化学用语正确的是 A．乙烯的结构简式可表示为CH2CH2 B

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