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Cambridge IGCSE Chemistry practice

Paper 3 structured question: Formulae

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Formulae

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Paper 3Theory (Core)1 marks

Chemical reactions involve the transformation of reactants into products.

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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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Paper 3 structured question: Formulae

Paper 3Theory (Core)1 marks

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Combustion of Methane

Methane reacts with oxygen to produce carbon dioxide and water.

  1. a

    State the balanced symbol equation for the combustion of methane.

    Aim for approximately 1 distinct marking point.

    [1]