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Introduction to Chromatography: The Science of Separation
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Introduction to Chromatography: The Science of Separation

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@LowRiskSard3313

Questions and Answers

What did Mikhail Tswett use to separate plant pigments in the first true chromatography?

  • Alumina
  • Silica gel
  • Activated charcoal
  • Finely divided chalk (calcium carbonate CaCO3) (correct)

    • What does the term 'chromatography' mean?

  • Component Identification
  • Quantitative Analysis
  • Color Writing (correct)
  • Mixture Separation

    • Which components can be separated using chromatography technique?

  • Sugars, salts, acids, bases
  • Pigments, dyes, amino acids, vitamins, polymers (correct)
  • Metals, alloys, ceramics, minerals
  • Gases, liquids, solids, plasma

    • What is the primary purpose of chromatography?

    <p>Separating mixtures into their components for analysis and purification</p> Signup and view all the answers

    In which year was liquid chromatography first invented and named by Mikhail Tswett?

    <p>1903</p> Signup and view all the answers

    What is the mobile phase in gas chromatography?

    <p>Gas</p> Signup and view all the answers

    In liquid solid chromatography, what is the nature of the stationary phase?

    <p>Solid</p> Signup and view all the answers

    What is the nature of the stationary phase in liquid liquid chromatography?

    <p>Liquid</p> Signup and view all the answers

    What type of chromatography uses a planar flat plate for the stationary phase?

    <p>Planar chromatography</p> Signup and view all the answers

    What type of chromatography involves a chemically and permanently held stationary phase to a porous solid?

    <p>Bonded phase chromatography (BPC)</p> Signup and view all the answers

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