Skip to content

Log in Sign up free

Loading…

Home
Subjects
Past papers
Key terms
Pricing

My courses

Select your courses

Loading…

Subjects

Biology
Business
Chemistry
Citizenship Studies
Classics
Combined Science
Computer Science
Design and Technology
English Language
English Literature
Film Studies
Food Preparation and Nutrition
Geography
History
Mathematics
Media Studies
Physical Education
Physics
Psychology
Religious Studies
Sociology
Statistics

Resources

Browse courses
Past papers
Key terms & definitions
Pricing

About

Sign up
Log in
Privacy Policy
Terms of Service

© 2026 GradeGen

Not affiliated with any exam board.

C2.1 Purity and Separating Mixtures Revision — OCR GCSE Combined Science A J250

Home
Combined Science
OCR GCSE Combined Science A
Elements, Compounds, and Mixtures

OCR GCSE Combined Science A · J250

Purity and Separating Mixtures

Understand the scientific concept of pure substances.
Describe simple separation techniques for mixtures, including filtration, evaporation, and distillation.

Subtopics

1
Substance Purity
2
Melting Point Data
3
Relative Formula Mass

11 of 11 subtopics have revision notes available.

Practise with past papers Key terms & definitions

Get more free notes every week

Create a free account to keep every note you open and track your progress.

Create free account Log in

Purity and Separating Mixtures

4

Empirical Formulas

Formulations and Alloys

Separation Processes

Chromatography Techniques

Chromatography Phases

Interpreting Chromatograms

Selecting Purification Techniques

Chromatography for Purity Testing