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Lessons for this topic haven’t been written yet. The objectives below show exactly what the syllabus expects, so you can plan with them in the meantime.
What Cambridge says you should be able to do, in our words. Codes are the topic number plus the objective’s position.
Describe and understand the terms: (a) stationary phase, a high boiling point non-polar liquid (on a solid support); (b) mobile phase, an unreactive gas; (c) retention time.
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Interpret gas/liquid chromatograms in terms of the percentage composition of a mixture.
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Explain retention times in terms of interaction with the stationary phase.
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