WAEC Physics 2023 Objective — Question 10
Question 10 of 50 from the West African Examinations Council (WAEC) Physics 2023 Objective paper, with the correct answer and a full explanation.
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In the Rutherford scattering experiment, a beam of alpha particles was fired at a thin gold film and few of the particles were deflected considerably. This shows that the nucleus of an atom
- A. contains protons and electrons distributed in a tiny volume
- B. is positively charged and is concentrated in a tiny volumeCorrect
- C. is distributed in a tiny volume and emits alpha particles
- D. is concentrated in a tiny volume and contains alpha particles
Explanation
The deflection of alpha particles shows that the nucleus of the atom is positively charged and is concentrated in a very tiny volume.
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