V2EX nitrous acid

Nitrous Acid

释义 Definition

亚硝酸:一种不稳定的无机酸,化学式 HNO,常在水溶液中短暂存在,通常由亚硝酸盐(nitrite)酸化生成;可作为弱酸亚硝酸根(NO)相关,常参与亚硝化反应等。

发音 Pronunciation (IPA)

/natrs sd/

例句 Examples

Nitrous acid is unstable and decomposes easily.
亚硝酸不稳定,容易分解。

When sodium nitrite is treated with a strong acid at low temperature, nitrous acid can form in solution and generate reactive nitrosating species.
当亚硝酸钠在低温下与强酸反应时,溶液中可生成亚硝酸,并产生具有反应性的亚硝化物种。

词源 Etymology

nitrous 来自拉丁语 nitrum(与“天然碱/硝石”相关)及后来的化学命名传统,用于表示与含氮氧化物体系相关、且常与 nitric(硝酸的)相对的概念;acid 源自拉丁语 acidus(“酸的、尖锐的”)。在化学中,nitrous acid(亚硝酸)nitric acid(硝酸,HNO)形成一组常见的对应命名。

相关词 RelatedWords

文献与著作中的用例 Notable Works

  • CRC Handbook of Chemistry and Physics(收录亚硝酸及其相关常数与反应信息)
  • Vogel’s Textbook of Practical Organic Chemistry(涉及亚硝酸/亚硝酸盐在有机反应与实验中的应用)
  • Inorganic Chemistry(例如 Housecroft & Sharpe 等教材;讨论含氮氧酸与平衡/反应)
  • March’s Advanced Organic Chemistry(涉及亚硝化相关的反应体系,常出现亚硝酸/亚硝化试剂的讨论)
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