Skip to content
Toggle sidebar
Pricing
Log in
Sign up free
Loading…
Home
Subjects
Past papers
Key terms
Pricing
My courses
Select your courses
Loading…
Loading…
Chromatography for Purity Testing — OCR GCSE Combined Science A J250
Home
More
Combined Science
OCR GCSE Combined Science A
Elements, Compounds, and Mixtures
Purity and Separating Mixtures
Chromatography for Purity Testing
OCR GCSE Combined Science A · J250
Chromatography for Purity Testing
What you need to know
Suggest appropriate chromatographic methods to distinguish pure substances from impure ones.
Evaluate the practical use of paper chromatography, thin-layer chromatography (TLC), and gas chromatography in testing chemical purity.
Revision notes
1
Chromatography for Purity Testing
10 key terms
Practise with past papers
Key terms & definitions
Previous subtopic
Selecting Purification Techniques
Next topic: Chemical Bonding
Metals and Non-Metals
