A. Protons and neutrons
B. Electrons
C. Neutrons only
D. Cations
Answer: Protons and neutrons
A. Protons and neutrons
B. Electrons
C. Neutrons only
D. Cations
Answer: Protons and neutrons
Additional Information: The nucleus of an atom is primarily composed of protons and neutrons.
Subjects: Atomic Structure, Chemistry