Which subatomic particles are found in the center of the atom (the nucleus)?

• A. Protons and neutrons
• B. Only electrons
• C. Neutrons and electrons
• D. Protons and electrons

Answer: (A)

Verified step by step guidance

1. Recall the structure of an atom, which consists of a nucleus at the center and electrons surrounding it in electron clouds or shells.
2. Understand that the nucleus contains particles that contribute most of the atom's mass.
3. Identify the subatomic particles: protons, neutrons, and electrons, and know their locations within the atom.
4. Recognize that protons and neutrons are located in the nucleus, while electrons orbit around the nucleus.
5. Conclude that the subatomic particles found in the nucleus are protons and neutrons.