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    atomic number 85

    atomic number 85 - 365bet中国官方网站 definition and meaning for word atomic number 85

    Definition
    (noun) a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
    Synonyms : astatine , at

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