Chemistry GCSE
Boiling point and molecular size
What Boiling point and molecular size means in Chemistry GCSE, as defined for AQA.
Definition of Boiling point and molecular size
Check what you remember
Read the wording for your board, then hide it and explain Boiling point and molecular size in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Hydrocarbons with low boiling points are typically small molecules and travel further up the column before condensing, while those with high boiling points condense nearer the bottom.
Topics that use Boiling point and molecular size
- Fractional distillation and petrochemicals (AQA GCSE)
Related terms
- Alkenes
- Catenation and structural variety in carbon compounds
- Cracking
- Evaporation and condensation
- Finite resources
- Fraction
- Fractional distillation
- Homologous series and general formulae
Using Boiling point and molecular size 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