Chemistry · Combined Science Foundation
Chemical Analysis
Spec 4.8Paper 22 required practicals4 subtopics
Subtopics
1
Pure Substances
Define a pure substance in chemistry and use melting/boiling point data to assess purity.
2
Formulations
Define a formulation and give examples of common formulations.
3
Chromatography
Describe paper chromatography, calculate Rf values and use chromatography to identify substances.
4
Testing for Gases
Describe the tests for hydrogen, oxygen, carbon dioxide and chlorine.
Previous topic
Organic Chemistry
Next topic
Chemistry of the Atmosphere