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    atomic number 39

    atomic number 39 - 365bet中国官方网站 definition and meaning for word atomic number 39

    Definition
    (noun) a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys
    Synonyms : y , yttrium

  • Word used in video below:
    text: atomic element number 101 ends in iam
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