Nobel, Alfred Bernhard (1833-1896), a Swedish chemist, manufacturer, and philanthropist. See more »

Avogadro, Amedeo (1776-1856), an Italian physicist and chemist. His research in molecular structure was one of the early steps leading to modern atomic theory. See more »

Lavoisier, Antoine-Laurent (1743-1794), a French chemist. By 1777 Lavoisier had concluded that combustion, or burning, is the chemical union of the burning substance with a gas that he named oxygen. See more »

Welsbach, Baron Carl Auer von (1858-1929), an Austrian chemist. During the 1880's in the laboratory of Robert Wilhelm Bunsen, inventor of the Bunsen burner, he did research on rare-earth elements and their compounds. See more »

Berzelius, Jons Jakob, Baron (1779-1848), the Swedish chemist who devised the system of chemical symbols and formulas. See more »

Hall, Charles Martin (1863–1914), a United States chemist and industrialist. He invented the modern commercial method of producing aluminum. See more »

Wohler, Friedrich (1800-1882), a German chemist. He was the first to create an organic substance from inorganic chemicals; in 1828 he heated ammonium cyanate, an inorganic compound, and created urea, a compound found in animal urine. See more »

Elion, Gertrude B. (1918-1999), a United States biochemist and pharmacologist. She shared with George Hitchings one half of the 1988 Nobel Prize for physiology or medicine, awarded for their discoveries of important principles for drug treatment. See more »

Haber, Fritz (1868-1934) was a German physical chemist most renowned for synthesizing ammonia from its essential elements, nitrogen and hydrogen, for which he won the 1918 Nobel Prize in chemistry. See more »

Wiley, Harvey Washington (1844-1930), a United States chemist. His campaign against adulterated food resulted in the Pure Food and Drugs Act of 1906. See more »