• word of the day

    atomic number 58

    atomic number 58 - Dictionary definition and meaning for word atomic number 58

    Definition
    (noun) a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group
    Synonyms : ce , cerium

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