1 janv. 1803 - John Dalton
Description:
-1766 - 1844, U.K.-1803 - 1808, Matter is composed of tiny indivisible particles called atoms. All atoms of the one element are identical but are different from the atoms of other elements. Chemical reactions consist of rearranging atoms in simple whole number ratios.
-Gas experiments
Ajouté au bande de temps:
Date:
1 janv. 1803
Maintenaint
~ Il y a 221 ans
