WAEC Chemistry 2015 Objective — Question 8
Question 8 of 50 from the West African Examinations Council (WAEC) Chemistry 2015 Objective paper, with the correct answer and a full explanation.
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Which of the following pairs of elements forms amphoteric oxides?
- A. Be and MgCorrect
- B. Na and K
- C. B and Al
- D. Si and Pb
Explanation
Beryllium and Magnesium oxides are amphoteric (can react with both acids and bases).
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