A N-14 nucleus is hit by a particle, forming a C-14 nucleus and a proton as the only products. Identify the type of particle which struck the N-14 nucleus.
A) alpha
B) proton
C) electron
D) neutron
E) deuterium

Question

Quizplus · Accepted Answer

The formation of a C-14 nucleus and a proton indicates that a neutron was added to the N-14 nucleus, forming a C-14 nucleus and releasing a proton as a product. Therefore, the particle that struck the N-14 nucleus was a neutron (option D).

A N-14 Nucleus Is Hit by a Particle, Forming a C-14