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Which of the following oxides is basic?

Which of the following oxides is basic?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A NO2
  • B AI2O3
  • C SO2
  • D CaO
Correct Answer: Option D
Explanation:

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