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Quiz

Sem título

ELBIN SAM 12 perguntas Atualizado em 16 mai 2020

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Perguntas do quiz (12)

  1. 1Chromatography cannot be used to separate delicate products
    1. AVerdadeiro
    2. BFalso
  2. 2Which of the following cannot be used as an adsorbent in Column adsorption chromatography?
    1. AMagnesium oxide
    2. BSilica gel
    3. CActivated alumina
    4. DPotassium permanganate
  3. 3Which of the following types of chromatography involves the separation of substances in a mixture over a 0.2mm thick layer of an adsorbent?
    1. AGas liquid
    2. BPaper
    3. CThin layer
    4. DColumn
  4. 4In Column chromatography, the stationary phase is made of _________ and the mobile phase is made of ________
    1. ASolid, liquid
    2. BLiquid, liquid
    3. CLiquid, gas
    4. DSolid, gas
  5. 5In which of the following type of paper, chromatography does the mobile phase move horizontally over a circular sheet of paper?
    1. AAscending paper chromatography
    2. BDescending paper chromatography
    3. CRadial paper chromatography
    4. DAscending – descending chromatography
  6. 6 Liquid chromatography can be performed in which of the following ways?
    1. AOnly in columns
    2. BOnly on plane surfaces
    3. CEither in columns or on plane surfaces
    4. DNeither in columns nor on plane surfaces
  7. 7Gas chromatography can be performed in which of the following ways?
    1. AOnly in columns
    2. BOnly on plane surfaces
    3. CEither in columns or on plane surfaces
    4. DNeither in columns nor on plane surfaces
  8. 8 In Gas-liquid phase chromatography, the stationary phase is composed of _________ and the mobile phase is made of _________
    1. ASolid, liquid
    2. BLiquid, liquid
    3. CLiquid, gas
    4. DSolid, gas
  9. 9Which of the following types of chromatography involves the process, where the mobile phase moves through the stationary phase by the influence of gravity or capillary action?
    1. AColumn Chromatography
    2. BHigh Pressure Liquid Chromatography
    3. CGas Chromatography
    4. DPlanar Chromatography
  10. 10 In which type of chromatography, the stationary phase held in a narrow tube and the mobile phase is forced through it under pressure?



    1. AColumn chromatography
    2. BPlanar chromatography
    3. CLiquid chromatography
    4. DGas chromatography

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Quiz sobre Sem título, criado por ELBIN SAM em 15-05-2020.
Idioma
English
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2
Histórico
Criado em 15 mai 2020 · atualizado em 16 mai 2020
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