William Hyde Wollaston

William Hyde Wollaston FRS
Portrait of Wollaston by John Jackson; circa 1820s
Born	(1766-08-06)6 August 1766 East Dereham, Norfolk, England
Died	22 December 1828(1828-12-22) (aged 62) Chislehurst, Kent, England
Nationality	British
Alma mater	Gonville and Caius College, Cambridge
Known for	Coining bicarbonate Camera lucida Conservation of energy Cryophorus Cystine Discovery of osmium Discovery of palladium Discovery of rhodium Electrochemistry Wollaston prism Wollaston wire Wollaston landscape lens
Awards	Copley Medal (1802) Croonian Medal (1809) Royal Medal (1828) Bakerian Medal (1802, 1805, 1818, 1828) Fellow of the Royal Society (1793)
Scientific career
Fields	Chemistry Physics
22nd President of the Royal Society
In office 1820–1820
Preceded by	Joseph Banks
Succeeded by	Humphry Davy

William Hyde Wollaston FRS (/ˈwʊləstən/; 6 August 1766 – 22 December 1828) was an English chemist and physicist who is famous for discovering the chemical elements palladium and rhodium. He also developed a way to process platinum ore into malleable ingots,^[1] patented the camera lucida, and made contributions in electricity and spectroscopy.