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Chromatography

Thin layer chromatography (TLC) analysis

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Practise taking measurements from TLC plates and using the measurements to calculate R_f values. Compare the R_f value of an unknown compound to known standards to identify an unknown compound.

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Learning outcomes

  • Demonstrate accurate measurements of distances on a TLC plate to determine the migration of substances.
  • Calculate and interpret R_f values to identify an unknown compound.
  • Analyse TLC plates to identify the presence of impurities in a sample.
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Skills

Obtaining and Recording Data

  • How to measure and record the distances of different components on a TLC plate

Manipulating and Presenting Data

  • How to calculate retention factor values of various TLC plates

Interpreting and Analysing Data

  • Determining the composition and the purity of unknown compound through analysis of various retention factors

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Prof. Dudley Shallcross
Professor of Atmospheric Chemistry, University of Bristol

“Students welcome the opportunity to repeat calculations with different data to test their understanding of the material. Student feedback on courses that I teach that use Smart Worksheets, always highlight this as a very positive aspect.”

Details

Degrees

Chemistry
Foundation science

Modules

Analytical chemistry

Topic

Chromatography

Purchase option

The Smart Worksheet Library

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Chemistry
Foundation science
TLC
chromatography
Analytical chemistry
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