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【单选题】
下列关于苯的结构说法 错误的 是( )A.
苯分子中六个碳原子和六个氢原子全部共平面
B.
苯分子中的碳原子全部采取的是 sp2杂化
C.
因为形成了离域大π键，苯分子中的碳碳长比烯烃中的碳碳双键长
D.
苯分子中的碳原子全部采取的是 sp3杂化
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