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Learning objective

Define an oxidising agent as a substance that causes oxidation in another substance while being reduced itself.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE ChemistryChemical reactionsSupplement content

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Quick explanation

Define an oxidising agent as a substance that causes oxidation in another substance while being reduced itself

  • This point belongs to Redox, especially Redox outcomes.
  • You need to be able to define an oxidising agent as a substance that causes oxidation in another substance while being reduced itself.
  • The key ideas to know are Define and Explain.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DefineExplain

Why it matters

This objective helps connect Redox outcomes to exam-style questions, flashcards, and revision notes for Redox.

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Paper 4 structured question: Redox

Paper 4Theory (Extended)1 marks

Description

Understanding Redox Reactions

In a redox reaction, one substance is oxidised while another is reduced. The oxidising agent is the substance that causes oxidation in another substance.

  1. a

    State the definition of an oxidising agent.

    Aim for approximately 1 distinct marking point.

    [1]
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