Basic Organic Chemistry Filtration Techniques
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Questions and Answers

What is the main purpose of filtration in practical organic chemistry?

  • To convert solid particles into a solution.
  • To increase the concentration of the solution.
  • To remove liquid impurities from a solution.
  • To collect desired solid from the solution. (correct)
  • Which filtration technique allows gravity to draw the liquid through the paper?

  • Vacuum Filtration
  • Centrifugal Filtration
  • Filter Cone (correct)
  • Fluted Filter
  • Why do undissolved solid particles remain on the filter paper during filtration?

  • Due to their magnetic properties attracting them to the filter paper.
  • Due to their smooth surface preventing passage through the filter paper.
  • Due to their size being smaller than the tortuous channel of the filter.
  • Due to their size being bigger than the tortuous channel of the filter. (correct)
  • Which type of filtration is used for removing solid impurities from a solution?

    <p>Gravity Filtration</p> Signup and view all the answers

    What is the purpose of a fluted filter in practical organic chemistry?

    <p>To make it difficult to scrape off collected solid.</p> Signup and view all the answers

    What are the two main purposes of filtration in practical organic chemistry?

    <p>To remove solid impurities from a solution and to collect desired solid from the solution.</p> Signup and view all the answers

    Explain the difference between filter cone and fluted filter in gravity filtration.

    <p>Filter cone is used for collecting desired solid from the solution and allows easy scraping, while fluted filter makes scraping difficult due to its rough surface.</p> Signup and view all the answers

    What is the purpose of vacuum filtration in practical organic chemistry?

    <p>To speed up the filtration process by applying negative pressure to draw the liquid through the filter paper.</p> Signup and view all the answers

    How does filtration contribute to the purification of a solution in practical organic chemistry?

    <p>Filtration helps remove solid impurities and collect desired solids, leading to a purified solution.</p> Signup and view all the answers

    Why do undissolved solid particles remain on the filter paper during the filtration process?

    <p>Undissolved solid particles are unable to pass through the filter paper due to their size, so they remain on the paper.</p> Signup and view all the answers

    What is the main purpose of filtration in practical organic chemistry?

    <p>To remove solid impurities from a solution and to collect desired solid from the solution.</p> Signup and view all the answers

    What are the two main types of filtration for macroscale?

    <p>Gravity filtration and vacuum filtration</p> Signup and view all the answers

    What is the technique used for collecting desired solid from the solution in filtration?

    <p>Filter cone</p> Signup and view all the answers

    What is the purpose of vacuum filtration in practical organic chemistry?

    <p>To collect desired solid (as a crystal or precipitate) from the solution.</p> Signup and view all the answers

    Why do undissolved solid particles remain on the filter paper during filtration?

    <p>Undissolved solid particles are unable to follow the tortuous channel of the filter due to their size, so they remain on the filter paper.</p> Signup and view all the answers

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