WAEC Chemistry 2023 Objective — Question 47
Question 47 of 50 from the West African Examinations Council (WAEC) Chemistry 2023 Objective paper, with the correct answer and a full explanation.
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The following statements are correct except
- A. energy is released when liquids change to solids
- B. particles move faster in the gaseous state than in the liquid state
- C. carbon atoms in gaseous methane are further apart than those in solid diamond
- D. there is a large decrease in the volume of a solid metal when pressure is applied to itCorrect
Explanation
Solids are substantially incompressible, so a large decrease in volume is not expected when pressure is applied to a solid metal — option D is incorrect.
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