See also: 1809 in science, other events of 1810, 1811 in science and the list of years in science.
Chemistry Chlorine named by Humphry Davy Births July 21 - Henri Victor Regnault, physical chemist († 1878) December 7 - Theodor Schwann, physiologist († 1882) Deaths February 24 - Henry Cavendish, physicist and chemist (* 1731) June 26 - Joseph Michel Montgolfier, pioneer balloonist (* 1740)