John Dalton (6 sept 1766 año – 27 jul 1844 año)
Descripción:
John Dalton was a pioneer of the modern atomic theory. Said that not all atoms are the same. They are different between different elements. It is not known how he came up with this theory.
Añadido al timeline:
fecha:
6 sept 1766 año
27 jul 1844 año
~ 77 years