【单选题】【消耗次数:1】
石油的催化重整中的催化剂是()。
参考答案:
复制
纠错
➡️如需代学继续教育,联系微信:yizhituziang

相关题目
【单选题】 催化重整过程催化剂主要采用的贵金属是( )。
① 
② 
③ 
④ 
【单选题】 石油加工方法有( )、催化裂化、催化重整和加氢裂化。
①  烷基化反应
②  常减压蒸馏
③  催化氧化
④  脂化反应
【单选题】 催化重整的工艺流程主要有三个组成部分:预处理、催化重整( )。
①  萃取和精馏
②  洗涤
③  结晶
④  过滤
【单选题】 苯烷基化生产乙苯过程中,催化剂红油中的( )是助催化剂。
① 
②  乙烯
③  三氯化铝
④  氯化氢
【单选题】 在固体催化剂所含物质中,对反应具有催化活性的主要物质是( )。
①  载体
②  助催化剂
③  活性成分
④  抑制剂
【判断题】 . 催化剂的选择性是指催化剂促进主反应能力的大小。
①  正确
②  错误
【单选题】 催化重整过程主要包括的主反应有( )反应。
①  芳构化和异构化
②  环化脱氢反应
③  叠合、脱氢缩合
④  聚合反应
【多选题】 下列对正催化剂叙述正确的是
①  降低正反应的活化能
②  增加活化分子的百分数
③  改变了反应历程
④  增加有效碰撞次数
【单选题】 ( )是催化重整装置生产芳烃的原料,也是生产乙烯的原料。
①  石脑油
②  柴油
③  航空煤油
④  煤油
【简答题】 常用的变换催化剂有哪些?
随机题目
【单选题】 When he was asked about the missing briefcase, the man _____ever seeing it.
①  refused
②  denied
③  opposed
④  resisted
【单选题】 _____money, she is quite rich. However, this does not mean that she is happy.
①  Concerning
②  As to
③  In terms of
④  In the light of
【单选题】 _____the stress of examinations are over, we call all relax.
①  while
②  Even though
③  Now that
④  For
【单选题】 He was determined to sail around the world _____his illness and old age.
①  given
②  although
③  despite
④  in spite
【单选题】 Although she wrote a lot of short stories and poems when she was very young, _____she was twenty five.
①  her first real success did not come until
②  her real first success came until not
③  since her first real success did not come until
④  not until her first real success
【单选题】 I was awfully tired when I got home from work, but a half hour nap _____me.
①  revived
②  released
③  relieved
④  recovered
【单选题】 People’s status in society is frequently _____by now much they own.
①  measured
②  examined
③  tested
④  questioned
【单选题】 _____ me most was that the young boy who had lost both arms in an accident could handle a pen with his feet.
①  That amazed
②  It amazed
③  Which amazed
④  What amazed
【单选题】 Modern appliances _____us from a good deal of household work. For instance, the dryer frees us from hanging the laundry.
①  escape
②  benefit
③  liberate
④  comfort
【单选题】 Mary has a _____ view of our future. But nobody believes what she said.
①  portable
②  primary
③  possession
④  positive