JohnDalton

=  ﻿ ﻿ Dalto ﻿ ns Atomic Theory = Dalton said that compounds consisted of atoms of different elements combined together. He also came to believe the particles in different gases had different volumes and surrounds of caloric. Dalton explained his theories in his new system of Chemical Philosophy which was from 1808-1827. When Dalton died, in Manchester, more than 40,000 people marched in his funeral procession.