John Dalton (jan 1, 1766 – jan 1, 1844)
Description:
The matter is composed of small particles calledatoms.
Atoms are indivisible and indestructible
All atoms of an element are identical in shape,
size, and chemical properties
Atoms combine to form compounds Chemical reactions separate, combine, or re-arrange atoms
Added to timeline:
Date:
jan 1, 1766
jan 1, 1844
~ 78 years