apr 10, 1911 - Rutherford
Description:
Discoveries-- He concluded that almost all of the atom’s positive charge and almost all of its mass were contained in a tiny, dense region in the center of the atom, called the nucleus.
Experiment-
- (Gold Foil) To see if alpha particles would be deflected as they passed through a thin gold foil.
Added to timeline:
Date:
apr 10, 1911
Now
~ 115 years ago