In 1919 Rutherford performed the first historic artificial transmutations of
A)hydrogen to helium.
B)nitrogen to oxygen.
C)carbon 12 to carbon 14.
D)none of the above

Question

Quizplus · Accepted Answer

Rutherford performed the first historic artificial transmutations of nitrogen to oxygen in 1919 by bombarding nitrogen gas with alpha particles. This experiment led to the discovery of the proton and the development of the nuclear model of the atom. He did not perform the transmutation of hydrogen to helium or carbon 12 to carbon 14 in 1919.

In 1919 Rutherford Performed the First Historic Artificial Transmutations of