12.3 Chromatography Revision Notes

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Syllabus Objectives

TOPIC: Experimental techniques and chemical analysis

Sub Topic:12.3 Chromatography

Syllabus Objectives:

CORE:

Describe how paper chromatography is used to separate mixtures of soluble coloured substances, using a suitable solvent
Interpret simple chromatograms to identify:
(a) unknown substances by comparison with known substances
(b) pure and impure substances

EXTENDED:

Describe how paper chromatography is used to separate mixtures of soluble colourless substances, using a suitable solvent and a locating agent Knowledge of specific locating agents is not required
State and use the equation for R_f

Revision Notes

IGCSE Revision Notes/Chromatography/Revised Syllabus

The following video preview covers the IGCSE Chemistry Notes on the complete lesson Number 12:Experimental techniques and chemical analysis.

So you need not view: 12.1/12.2/12.3/12.4/12.5 as separate videos.

The above video is a preview of the actual revision notes available as a part of the paid membership. All learning resources in the form of pdfs that are available on the website are 100% printable and downloadable