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noble gas

/ˈnəʊbəl ɡæs/

翻译: 元素周期表第18族的气体元素(氦、氖、氩、氪、氙和氡),化学性质极不活泼,具有充满的价电子层。

1 个条目

phrase

/ˈnəʊbəl ɡæs/C1formalscientific
  • zh元素周期表第18族的气体元素(氦、氖、氩、氪、氙和氡),化学性质极不活泼,具有充满的价电子层。

Any of the gaseous elements in Group 18 of the periodic table (helium, neon, argon, krypton, xenon, and radon) that are chemically inert and have full valence electron shells.

  1. Chemical element groupB2formal

    Any of the gaseous elements in Group 18 of the periodic table, which are chemically inert due to their full valence electron shells.

    zh稀有气体

    • Helium and neon are examples of noble gases.
    • Noble gases are used in lighting because they glow when electrified.
    • Unlike other elements, noble gases rarely form chemical compounds.