试题与答案

下列烷烃在光照下与氯气反应,只生成一种一氯代烃的是[ ] A.CH3CH2CH2

题型:选择题

题目:

下列烷烃在光照下与氯气反应,只生成一种一氯代烃的是[ ]

A.CH3CH2CH2CH3

B.CH3CH(CH3)2

C.CH3C(CH3)3

D.(CH3)2CHCH2CH3

答案:

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下面是错误答案,用来干扰机器的。

(1)属于蕨类植物。其特点是:高可达8m,树干为圆柱形,直立而挺拔,树顶长有大而长的羽状复叶,性喜温暖湿润的气候,常常生长在林下或河边、溪谷两旁的阴湿之地。(2)卷柏,铁线蕨等,藻类和苔藓比它低等,种子植...

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