Multiple choice

Which of the following techniques of chromatography is performed on a sheet of glass, plastic, or aluminum foil?

  1. Column chromatography

  2. Planar chromatography

  3. Paper chromatography

  4. Thin layer chromatography
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D Correct answer
Explanation

Thin layer chromatography (TLC) is a chromatography technique used to separate mixtures. Thin layer chromatography is performed on a sheet of glass, plastic, or aluminum foil, which is coated with a thin layer of adsorbent material, usually silica gel, aluminium oxide, or cellulose (blotter paper).

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