Berzelius, Baron JönsJakob

Ber·ze·li·us (bər-zēʹlē-əs, bĕr-sāʹlē-o͝os'), Baron Jöns Jakob. 1779-1848.

Swedish chemist who published a table of atomic weights (1828); contributed to electrochemical theory; discovered cerium (1803), zirconium (1824), and titanium (1825); and isolated silicon (1823).

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