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Learning objective

Create word and symbol equations to illustrate how reactants transform into products, including their physical states.

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

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Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE ChemistrySubject contentCore content

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Quick explanation

Create word and symbol equations to illustrate how reactants transform into products, including their physical states

  • This point belongs to Formulae, especially Formulae outcomes.
  • You need to be able to create word and symbol equations to illustrate how reactants transform into products, including their physical states.
  • The key ideas to know are Construct and Draw.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

ConstructDraw

Why it matters

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

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Paper 3 structured question: Formulae

Paper 3Theory (Core)1 marks

Description

Chemical Reaction Example

Consider the reaction between sodium and chlorine to form sodium chloride.

  1. a

    State the word equation for the reaction.

    Aim for approximately 1 distinct marking point.

    [1]
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