Respuesta :

Answer:

artificial transmutation

Explanation:

Rutherford is the pioneer of artificial transmutation of elements. He bombarded light elements such as nitrogen with helium atoms. This is resulted in the release of hydrogen atoms. Rutherford concluded that the nitrogen nucleus was fragmented by the energetic alpha particle. Transmutation caused a change in the atomic and mass number of nitrogen thus producing a new element oxygen.

Answer:

d. artificial transmutation

Explanation:

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