An atom consists of a nucleus surrounded by
A B C D
ions. protons. neutrons. electrons.
Question: An atom consists of a nucleus surrounded by
(A) ions.
(B) protons.
(C) neutrons.
(D) electrons.

Answer: (D) electrons.
Answer: (B) protons.
Question: An atom consists of a nucleus surrounded by
(A) ions.
(B) protons.
(C) neutrons.
(D) electrons.
Answer: (D) electrons.