Question

which particles that make up an atom are involved in nuclear reactions?
protons only
protons and neutrons
electrons only
electrons and neutrons

Explanation:

Nuclear reactions occur in the nucleus of an atom. Protons and neutrons are located in the nucleus and participate in nuclear reactions. Electrons are in the electron - cloud outside the nucleus and are mainly involved in chemical reactions, not nuclear reactions.

Answer:

B. protons and neutrons