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Metals MCQs App Free Download & e-Book - 99

MCQ: 99

The oxide of aluminum is

  1. acidic
  2. basic
  3. neutral
  4. amphoteric

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Metals App (Android & iOS)

Metals App (Android & iOS)

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9th Grade Chemistry App (iOS & Android)

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College Chemistry App (Android & iOS)

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SAT Chemistry App (iOS & Android)