AQA GCSE Chemistry · 8462
Specification 4.3.2.2 · Paper 1
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GCSE Chemistry · key term
The quantitative relationship between the amounts of reactants and products in a balanced chemical equation.
Used by AQA, Edexcel and OCR
Specification 4.3.2.2 · Paper 1
Specification 1.48, 1.53 · Paper 1, Paper 2
The quantitative proportions in which substances react and are formed in a chemical reaction.
The quantitative relationship between the amounts of reactants and products in a chemical reaction, shown by the coefficients in its balanced equation.
Specification C3.1k · Paper 1 (Foundation), Paper 3 (Higher)
The quantitative ratio in which substances react or are produced, shown by the coefficients in a balanced chemical equation.
Revise: Stoichiometry and Limiting ReactantsThe OCR requirement for deducing stoichiometry and explaining a limiting quantity is Higher Tier content.
Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
The numerical relationship between the amounts of reactants and products in a balanced chemical equation.
Revise: Stoichiometry and limiting reactantsThe formulae must not be changed when determining stoichiometry.
The whole-number ratio of the amounts in moles of reactants and products in a chemical reaction.
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