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词汇 monatomic
释义

Definition of monatomic in English:

monatomic

adjective ˌmɒnəˈtɒmɪkˌmɑnəˈtɑmɪk
Chemistry
  • Consisting of one atom.

    〔化〕单原子的

    Example sentencesExamples
    • For example, aluminum, helium, and sodium are monatomic elements, or elements whose atoms can exist alone, without forming molecules.
    • Those compounds should be abundant on a planet, but pure oxygen, whether monatomic or molecular, should be vanishingly scarce - as it is, in fact, on Mars and Venus.
    • Dalton had used Ockham's Razor to assume elemental gases were monatomic.
    • Although the most common anion formed by oxygen is monatomic, oxygen can also form diatomic ions known as peroxides and superoxides (monovalent).
    • Data for monatomic gases like argon and helium give exact agreement, and many diatomic gases show experimental results in close accord with the theory.

Definition of monatomic in US English:

monatomic

(also monoatomic)
adjectiveˌmɑnəˈtɑmɪkˌmänəˈtämik
Chemistry
  • Consisting of one atom.

    〔化〕单原子的

    Example sentencesExamples
    • Although the most common anion formed by oxygen is monatomic, oxygen can also form diatomic ions known as peroxides and superoxides (monovalent).
    • Data for monatomic gases like argon and helium give exact agreement, and many diatomic gases show experimental results in close accord with the theory.
    • For example, aluminum, helium, and sodium are monatomic elements, or elements whose atoms can exist alone, without forming molecules.
    • Dalton had used Ockham's Razor to assume elemental gases were monatomic.
    • Those compounds should be abundant on a planet, but pure oxygen, whether monatomic or molecular, should be vanishingly scarce - as it is, in fact, on Mars and Venus.
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