A. The innermost shell of an atom
B. The outermost shell of an atom
C. The shell with the highest energy
D. The shell that contains neutrons
Answer: The outermost shell of an atom
What does the term ‘valence shell’ refer to?
Additional Information: The valence shell is the outermost shell of an atom, containing the valence electrons involved in bonding.
Subjects: Atomic Structure, Chemistry