【单选题】【消耗次数:1】
下列有机物的名称肯定错误的是( )。
3-乙基戊烷
3,4-二溴-1-丁烯
1,1,2,2-四溴乙烷
2-甲基-3-丁烯
参考答案:
复制
纠错
相关题目
【判断题】 预测下列化合物与卢卡斯试剂反应速率大小为:(2)(3)(1)(1)正丙醇;(2)2-甲基-2-戊醇;(3)二乙基甲醇
①  正确
②  错误
【多选题】 下列试剂中能用来鉴别1-丁醇和2-丁烯-1-醇的有( )
①  溴的四氯化碳溶液
②  酸性高锰酸钾
③  硝酸银醇溶液
④  酸性重铬酸钾
⑤  卢卡斯试剂
【单选题】 将( )与溴单质加成混合,制备1,2-二溴乙烷。
①  乙醇
②  乙烷
③  乙烯
④  乙炔
【判断题】 1-己烯、顺-3-己烯和反-3-己烯三者相对稳定性的次序是反-3-己烯>顺-3-己烯>1-己烯。
①  正确
②  错误
【单选题】 2,2-二甲基丙烷的一溴代烷有( )
①  1种
②  2种
③  3种
④  4种
【单选题】 1-矩形导体、2-槽形导体、3-管形导体,按集肤效应、载流量、耐压值从大到小排列为()。
①  123、123、321
②  123、321、321
③  132、321、321
【判断题】 鉴别1-氯丁烷,2-氯丁烷,2-甲基-2-氯丙烷可以直接用硝酸银的乙醇溶液!
①  正确
②  错误
【单选题】 在溴乙烷(CH3CH2Br)分子中,溴元素的存在形式为(  )。
①  溴分子
②  原子团
③  溴原子
④  溴离子
【单选题】 某烯烃与H2加成后得到2,2-二甲基丁烷,该烯烃的名称是( )。
①  2,2-二甲基-3-丁烯
②  2,2-二甲基-1-丁烯
③  3,3-二甲基-1-丁烯
④  2,2-二甲基-2-丁烯
【判断题】 与卢卡斯试剂反应速度顺序如下:2-甲基-2-戊醇二乙基甲醇正丙醇
①  正确
②  错误
随机题目
【单选题】 6.All this is highly ______ for those who worried a year ago that the country would have difficulty rebuilding its economy.
①  recalling
②  reassuring
③  reminding
④  removing
【单选题】 17. If you _____ to me, you wouldn’t be in such trouble now.
①  listened
②  will listen
③  had listened
④  listen
【单选题】 23.They have considered their high standard of living a(n)____for practising their basic beliefs.
①  award
②  reward
③  result
④  consequence
【单选题】 21. If only I _____ the answer to your question.
①  knew
②  will know
③  know
④  can know
【单选题】 9. He must have got into your room ______ at night.
①  somewhat
②  somehow
③  however
④  whatever
【单选题】 19.It’s time he_____ a good rest.
①  has
②  will have
③  had
④  must have
【单选题】 4.After getting ____ in classroom activities, the student managed to overcome his shyness.
①  interested
②  bored
③  involved
④  to know
【单选题】 19._____ all this work and so little sleep at night, I don’t think I can go on much longer.
①  What about
②  What if
③  What with
④  What for
【单选题】 14. I’m confident that you are _______a good job at your new position.
①  able of doing
②  capable of doing
③  capable to do
④  able at doing
【单选题】 8.______ your request for a make-up test, we have referred the matter to the school authority.
①  For the purpose of
②  With regard to
③  In view of
④  In accordance with