Chemistry GCSE
Whole-number ratios
What Whole-number ratios means in Chemistry GCSE, as defined for AQA.
Definition of Whole-number ratios
Check what you remember
Read the wording for your board, then hide it and explain Whole-number ratios in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Multiplying through if necessary to obtain the smallest whole-number ratio, rather than leaving decimals or fractions.
Topics that use Whole-number ratios
- Using moles to balance equations (HT only) (AQA GCSE)
Related terms
- Conservation of mass
- Molar mass
- Mole
- Simplest whole-number ratio
- Balancing symbol equations
- Empirical ratios from moles
- Mole calculations from masses
Using Whole-number ratios 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
All Chemistry GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge