Target Exam

CUET

Subject

Physics

Chapter

Atoms

Question:

Which of the following are explained in Rutherford's model of an atom?

(A) An atom consists of a core called nucleus.
(B) The nucleus occupies a very small space as compared to the size of atom.
(C) The stability of an atom.
(D) The electrons revolve around the nucleus in various orbits.

Choose the correct answer from the options given below.

Options:

(A), (C) and (D) only

(A), (B) and (D) only

(B), (C) and (D) only

(A), (B) and (C) only

Correct Answer:

(A), (B) and (D) only

Explanation:

The correct answer is Option (2) → (A), (B) and (D) only

Rutherford’s model explains:

(A) ✔ An atom consists of a core called nucleus.

(B) ✔ The nucleus occupies a very small space as compared to the size of atom.

(C) ✘ The stability of an atom (not explained, as accelerating electrons should radiate energy).

(D) ✔ The electrons revolve around the nucleus in various orbits.

Correct options: (A), (B), (D)