In 1804, english chemist and physicist john dalton introduced an atomic model to understand the composition of matter.According to this theory, all compounds are made of indivisible particles, …Dalton's most significant contribution to science was his development of modern atomic theory.In 1803, he proposed that all matter is composed of small, indivisible particles called atoms.Although a schoolteacher, a meteorologist, and an expert on color blindness, john dalton is best known for his pioneering theory of atomism.He also developed methods to calculate atomic weights and …John dalton frs (/ ëˆdéëlté™n /;
Dalton Daily Citizen - Home
Dalton Daily Citizen - Home

Dalton Daily Citizen - Home of Dalton Daily Citizen Obituaries: Dalton's Silent Suffering Finally Acknowledged. .

31
By 
5 or 6 september 1766 †27 july 1844) was an english chemist, physicist, and meteorologist whose work laid the foundations of modern atomic theory and stoichiometric …