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Cambridge IGCSE Chemistry

7.2Oxides

Oxides in Cambridge IGCSE Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic21 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 7.2.1Classify oxides as acidic (including SO₂ and CO₂) or basic (including CuO and CaO), relating this to the metallic or non-metallic character of the element.
  2. 7.2.2Supplement: describe amphoteric oxides as oxides that react with both acids and bases to form a salt and water.
  3. 7.2.3Supplement: classify aluminium oxide, Al₂O₃, and zinc oxide, ZnO, as amphoteric.

Lessons

  • Acidic, basic and amphoteric oxides

    25 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Oxides: sample question

1 mark

True or false: the oxides of metals are usually basic.

Is the statement true or false?

Turn Oxides into a strength.

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