Flashcards on Distillation of water and boiling-point elevation
Distillation of Water & Boiling-Point Elevation Explained
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Distillation and Boiling Point Elevation
24 cards
Card 1
Question: What is distillation?
Answer: Distillation is a physical process used to separate components of a liquid mixture based on differences in their volatility, often related to their bo
Card 2
Question: What types of mixtures is distillation particularly effective for separating?
Answer: Distillation is particularly effective for separating a non-volatile solute from a volatile solvent.
Card 3
Question: Describe the first step in the distillation process.
Answer: The mixture is heated in a distillation flask. The more volatile component (solvent) begins to vaporize.
Card 4
Question: What happens during the vaporization step of distillation?
Answer: The vapor rises, leaving the less volatile component (solute) behind in the distillation flask.
Card 5
Question: What is the purpose of the condenser in distillation?
Answer: The condenser cools the hot vapor, causing it to condense back into a liquid state.
Card 6
Question: What is the purified liquid collected in a separate receiving flask during distillation called?
Answer: The purified liquid is called the distillate.
Card 7
Question: What is the function of the distillation flask in distillation?
Answer: The distillation flask holds the mixture to be distilled and is typically a round-bottom flask for even heating.
Card 8
Question: What equipment provides the heat necessary for vaporization during distillation?
Answer: A heating mantle or Bunsen burner provides the heat.
Card 9
Question: Why is a thermometer crucial in distillation, and how should it be positioned?
Answer: A thermometer monitors the temperature of the vapor. Its bulb must be positioned so its top is level with the bottom of the side arm leading to the co
Card 10
Question: What is a common type of condenser used in laboratory distillation?
Answer: The Liebig condenser is a common type used for laboratory distillation.