WAEC Chemistry 2021 Objective — Question 29
Question 29 of 50 from the West African Examinations Council (WAEC) Chemistry 2021 Objective paper, with the correct answer and a full explanation.
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29. The Bohr model of the atom proposed
- A. the existence of the nucleus.
- B. electron shells.Correct
- C. nucleons.
- D. neutrons.
Explanation
Bohr's model introduced the idea of electrons occupying fixed, quantized energy shells around the nucleus.
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