16 fev 1895 ano - ERNEST RUTHERFORD

Descrição:

He prove that the atom has a positive solid centre and negative particles around the outside and the majority of the atom was empty space. this was proved with a GOLD FOIL experiment, where a (alpha) particles were fired at a sheet of gold foil. He noted that approximately 1 in 8000 deflected the sheet, meaning that they hit something tat was the same charge. In 1908 he won a noble prize of chemistry.

International: civil war in Bogota, Colombia, it was governed by Miguel Antonio Caro.

National: the political Lazaro Cardenas was born.