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    Chemistry GCSE

    Base

    What Base means in Chemistry GCSE, as defined for Pearson Edexcel.

    Definition of Base

    A substance that reacts with an acid to neutralise it and produce a salt and water.
    Pearson Edexcel · Chemical changes (study guide)

    Topics that use Base

    Related terms

    Using Base in the exam

    Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.

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    All Chemistry GCSE terms