Skip to content
    Chemistry GCSE

    Brackets

    What Brackets means in Chemistry GCSE, as defined for AQA.

    Definition of Brackets

    Check what you remember

    Read the wording for your board, then hide it and explain Brackets in your own words. Rough notes are fine. This is a self-check, with no mark or grade.

    Reference: AQA

    A grouping in a formula where a subscript after the bracket multiplies every element inside the bracket.
    AQA · Conservation of mass and balanced chemical equations (study guide)

    Topics that use Brackets

    Related terms

    Using Brackets in the exam

    Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.

    Practise Chemistry questions

    Create a free account to answer exam-style questions on this topic and get feedback on your answers.

    Start free

    A week of Premium from your first lesson · Then the free plan continues · No card, no charge

    All Chemistry GCSE terms