apr 8, 1911 - (Ernest Rutherford's Atomic Theory) Ernest used gold foil and alpha particles emitted from a radioactive element to discover his theory that the atom has a tiny and heavy nucleus.
Description:
Ernest used gold foil and alpha particles emitted from a radioactive element to discover his theory that the atom has a tiny and heavy nucleus.Added to timeline:
Date:
apr 8, 1911
Now
~ 113 years ago
