Solubility of Drugs Presentation by Mahewash A.Pathan
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the concentration of a substance that dissolves in a given volume of solvent to form a homogenous solution?

  • Saturated solution
  • Supersaturated solution
  • Solubility (correct)
  • Solvent concentration

In a solution, what component is present in less amount compared to the solvent?

  • Solution
  • Saturated solution
  • Solute (correct)
  • Solvent

What type of interaction occurs between polar solvents like water and ethanol?

  • High dielectric constant
  • H-bond formation (correct)
  • Van der Waal's forces
  • Dipole interactions

Which type of solution contains more dissolved solute than it would normally contain?

<p>Supersaturated solution (A)</p> Signup and view all the answers

What expression is used to describe the parts of solvent required for one part of solute in very soluble solutions?

<p>$10000$ (A)</p> Signup and view all the answers

What type of forces are responsible for the solubility of non-polar solutes like fats and oils?

<p>$CCL_4$ interactions (D)</p> Signup and view all the answers

What is the Hildebrand solubility parameter formula?

<p>δ = √△Hv - RT/Vm (D)</p> Signup and view all the answers

What does a positive solvation energy indicate?

<p>Endothermic dissolution (D)</p> Signup and view all the answers

Which factor does NOT influence solubility?

<p>pH (A)</p> Signup and view all the answers

What is Henry's law related to in terms of solubility?

<p>Solubility of gases in liquids (B)</p> Signup and view all the answers

Which type of liquids are completely miscible?

<p>Water + ethanol (C)</p> Signup and view all the answers

What does the Hansen solubility parameter δt represent?

<p>Interaction of a solute with the solvent (B)</p> Signup and view all the answers

What does Raoult's Law state?

<p>The partial pressure of each component in a solution is equal to the mole fraction of the component. (B)</p> Signup and view all the answers

In ideal solutions, what is true about their behavior?

<p>They obey Raoult's Law at all solute concentrations. (C)</p> Signup and view all the answers

What type of solutions exhibit negative deviation from Raoult's Law?

<p>Non-ideal solutions (C)</p> Signup and view all the answers

What characterizes minimum boiling azeotropes?

<p>+ve deviation from Raoult's Law (B)</p> Signup and view all the answers

What is the Critical Solution Temperature (CST) related to?

<p>Nernst's Distribution Law (B)</p> Signup and view all the answers

According to Nernst's Distribution Law, what does the partition coefficient (K) represent?

<p>Constant value for distribution between two immiscible solvents (D)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser