G

Johan Gadolin (1760-1852)

Born in Finland.
He discovered yttria (gadolinite).
Joseph Louis Gay-Lussac (1778-1850)

Born in France.
He discovered boron and Iodine.
He studied acids and bases and discovered litmus.
He improved the production of sulfuric acid
He formulated Gay-Lussac's Law.
Charles Frédéric Gerhardt (1816-1856)

Born in France.
He rationalized atomic weights and molecular formulae.
He developed a new type theory of organic compounds.
He discovered quinoline.
Johann Rudolpf Glauber (1604-1670)

Born in Germany.
He investigated the production of mineral acids and salts.
He prepared compounds from alcohol, acetic acid, and pyroligneous acid.
Leopold Gmelin (1788-1853)

Born in Germany.
He discovered potassium, ferricyamide, and taurine.
He confirmed the presence of hydrochloric acid in the gastric juice.
He wrote Handbuch der Theoretischen Chemie.
He studied the constituents of bile.
Charles Goodyear (1800-1860)

Born in United States.
He discovered vulcanization of rubber.
Thomas Graham (1805-1869)

Born in Scotland
He established the principles of colloid chemistry.
Louis Bernard Guyton de Morveau (1737-1816)

Born in France.
With Lavoisier, he established a system of chemical nomenclature.