下列有关表述正确的是( )A.(1)(2)(4)(6)                     

下列有关表述正确的是(  )

A.(1)(2)(4)(6)                          B(1)(2)(5)(8)

C(1)(4)(5)(8)                         D(2)(3)(5)(7)

答案

[解析] —OHH·都表示羟基,(1)正确;HCN分子中各原子都满足稳定结构,CN原子之间有3对共用电子对,HC原子之间有1对共用电子对,(2)正确;Br的核电荷数为35(3)错误;二氧化碳是直线形分子,(4)错误;次氯酸的电子式为H(6)错误;(7)中结构简式的名称应为甲基­2­戊烯,错误。所以答案为B

[答案] B

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