请输入您要查询的英文单词:

 

单词 nitrobenzene
释义

Definition of nitrobenzene in English:

nitrobenzene

noun ˌnʌɪtrəʊˈbɛnziːnˌnaɪtroʊˈbɛnzin
mass nounChemistry
  • A yellow oily liquid made by nitrating benzene, used in chemical synthesis.

    Chemical formula: C₆H₅NO₂

    Example sentencesExamples
    • When nitrobenzene is nitrated with nitric and sulfuric acids, for example, 93 percent of the substituted groups end up at meta positions.
    • Aniline is manufactured by reduction of nitrobenzene, using hydrogen gas and a copper catalyst, or using iron, water, and hydrochloric acid for the reduction.
    • Most commercial furniture polishes come in aerosol form and may also contain harmful additives, including phenol and nitrobenzene, both of which are on the EPA's list of toxic chemicals.
    • Benzene and nitrobenzene are heavier than water and they are settling on the river bottom or sticking to the ice.
    • Prof Barbour says that because these cavities are closed off, with no pores leading out, it was a surprise to notice gas bubbles escape from the crystals after they were submerged in nitrobenzene.
 
 

Definition of nitrobenzene in US English:

nitrobenzene

nounˌnītrōˈbenzēnˌnaɪtroʊˈbɛnzin
Chemistry
  • A yellow oily liquid made by nitrating benzene, used in chemical synthesis.

    Chemical formula: C₆H₅NO₂

    Example sentencesExamples
    • Most commercial furniture polishes come in aerosol form and may also contain harmful additives, including phenol and nitrobenzene, both of which are on the EPA's list of toxic chemicals.
    • Benzene and nitrobenzene are heavier than water and they are settling on the river bottom or sticking to the ice.
    • When nitrobenzene is nitrated with nitric and sulfuric acids, for example, 93 percent of the substituted groups end up at meta positions.
    • Prof Barbour says that because these cavities are closed off, with no pores leading out, it was a surprise to notice gas bubbles escape from the crystals after they were submerged in nitrobenzene.
    • Aniline is manufactured by reduction of nitrobenzene, using hydrogen gas and a copper catalyst, or using iron, water, and hydrochloric acid for the reduction.
 
 
随便看

 

英语词典包含464360条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/23 20:33:23