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Cambridge IGCSE Chemistry practice

Paper 3 structured question: The characteristic properties of acids and bases

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The characteristic properties of acids and bases

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Paper 3Theory (Core)3 marks

Neutralization Reactions

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Neutralization of Acids

Neutralization reactions occur when acids react with bases to form water and salts. For example, hydrochloric acid reacts with sodium hydroxide to produce water and sodium chloride.

  1. a

    Describe the products of a neutralization reaction between an acid and a base.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 3 structured question: The characteristic properties of acids and bases

Paper 3Theory (Core)1 marks

Description

Acid Reactions

Consider the following reactions: 1. Hydrochloric acid + Zinc → Hydrogen + Zinc Chloride 2. Sulfuric acid + Sodium Hydroxide → Water + Sodium Sulfate 3. Nitric Acid + Calcium Carbonate → Carbon Dioxide + Water + Calcium Nitrate

  1. a

    State the gas produced when an acid reacts with a metal.

    Aim for approximately 1 distinct marking point.

    [1]