1817 AD discovered
Selenium—from Ancient Greek σελήνη (selḗnē) "Moon" – was discovered in 1817 by Jöns Jacob Berzelius, who noted the similarity of the new element to the previously discovered tellurium (named for the Earth).
Subjects Who or What discovered?
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Jöns Jacob Berzelius One of the founders of m...
Objects To Whom or What was discovered?
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Selenium (Se) nonmetal (more rarely co...
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