Factors Affecting Solubility of Liquid in Liquid Quiz
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Questions and Answers

What are the types of critical solution temperature mentioned in the text?

  • Closed, Lower, Upper (correct)
  • Solid, Liquid, Gas
  • Hot, Warm, Cold
  • Primary, Secondary, Tertiary
  • Which type of critical solution temperature refers to a situation where the two liquids are soluble above a certain temperature?

  • Upper (correct)
  • No CST
  • Lower
  • Closed
  • In a ternary system with foreign substances, what happens if the added material is soluble in only one of the two components?

  • It increases solubility (correct)
  • It forms a separate layer
  • It decreases solubility
  • It has no effect on solubility
  • Which combination represents an example of closed CST as per the text?

    <p>Nicotine and Water</p> Signup and view all the answers

    If a system exhibits no critical solution temperature, which pair of liquids would be similar to ethyl ether and water?

    <p>Hexane and Water</p> Signup and view all the answers

    What is the defining characteristic of the lower critical solution temperature (CST) as discussed in the text?

    <p>It is below consolute temperature</p> Signup and view all the answers

    What type of substances does water serve as a good solvent for?

    <p>Sodium chloride</p> Signup and view all the answers

    Which factor affects the solubility of solids in liquids by reducing the force of attraction between oppositely charged ions?

    <p>High dielectric constant</p> Signup and view all the answers

    What kind of substances does benzene act as a solvent for due to weak van der Waals-London type forces?

    <p>Ketones and alcohols</p> Signup and view all the answers

    Which mechanism involves semi-polar solvents inducing a certain degree of polarity in non-polar solvent molecules?

    <p>High dielectric constant</p> Signup and view all the answers

    What type of compounds can form hydrogen bonds with water?

    <p>Aldehydes and phenols</p> Signup and view all the answers

    In what way do polar molecules interact with each other according to the text?

    <p>Positive end attracts negative end</p> Signup and view all the answers

    What factor affects the solubility of phenol compared to benzene?

    <p>Presence of a hydrophilic hydroxyl group</p> Signup and view all the answers

    How does the branching of the carbon chain affect solubility?

    <p>Decreases the non-polar effect</p> Signup and view all the answers

    What effect does the length of a non-polar chain have on the solubility of aliphatic alcohols?

    <p>Decreases solubility in water</p> Signup and view all the answers

    What happens when a weak acid is converted to its sodium salt in terms of ionic dissociation?

    <p>Increases ionic dissociation</p> Signup and view all the answers

    Why is the solubility of the sodium salt of salicylic acid higher than that of salicylic acid itself?

    <p>Presence of a hydrophilic hydroxyl group</p> Signup and view all the answers

    How does decreasing particle size affect solubility?

    <p>Increases solubility</p> Signup and view all the answers

    Why do crystalline solids have lower solubility than amorphous solids?

    <p>Due to the high intermolecular forces within solute molecules</p> Signup and view all the answers

    Which factor affects the solubility of weak acids at low pH?

    <p>Formation of water-soluble salts</p> Signup and view all the answers

    What occurs when sodium chloride is added to a solution containing AgCl?

    <p>AgCl precipitates from the solution</p> Signup and view all the answers

    Why do weak bases exhibit increased solubility at low pH?

    <p>Due to the formation of water-soluble salts</p> Signup and view all the answers

    Which factor leads to a decrease in solubility for weak electrolytes?

    <p>Common ion effect</p> Signup and view all the answers

    How does the crystallinity of a solid affect its solubility compared to an amorphous solid?

    <p>Crystalline solids have higher solubility</p> Signup and view all the answers

    How does the addition of a common ion affect solubility?

    <p>It can increase or decrease solubility depending on the situation</p> Signup and view all the answers

    What effect does KI have on the solubility of HgI2?

    <p>Increases solubility of HgI2</p> Signup and view all the answers

    What is the phenomenon known as when solubilizing agents take up organic solutes in their center?

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

    What is the purpose of cosolvency in enhancing solubility?

    <p>To decrease interfacial tension</p> Signup and view all the answers

    How do solubilizing agents act when their concentrations exceed CMC?

    <p>They take up organic solutes in their center</p> Signup and view all the answers

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