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EnglishTHE SCHOLAR'S LEXICON

divalent

/dahy-vey-luhnt/US // daɪˈveɪ lənt //UK // (daɪˈveɪlənt, ˈdaɪˌveɪ-) //

二价,二价值,二值,二价的

Definitions

adj.形容词 adjective
  1. 1

    Chemistry.

    • : having a valence of two, as the ferrous ion, Fe++.

Examples

  • Univalent hydrogen and divalent oxygen will then have the symbols H- and -O-.

  • In the divalent oxygen we meet with the modification called ozone, which, although unstable, changes but slowly into oxygen.

  • A divalent element, on the other hand, will combine with two atoms of a univalent element.

  • Silver acts as a univalent element and calcium as a divalent element in the formation of their respective nitrates and chlorides.

  • The elements are divalent in almost all of their compounds, and these compounds in solution give simple, divalent, colorless ions.

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