Physical Pharmaceutics I (MCQ-2) (Practical)
- 1.Which one of the following is not a colligative property?
- A.
Osmotic pressure.
- B.
Elevation of boiling point.
- C.
Freezing point.
- D.
Depression in freezing point
- 2.When osmotic pressure and temperature are the same then:
- A.
Equal volume of solutions would contain equal number of moles of the solute.
- B.
equal volume of solutions would contain non-equal number of moles of the solute.
- C.
Non-equal volume of solutions would contain equal number of moles of the solute.
- D.
Non-equal volume of solutions would contain non-equal number of moles of the solute.
- 3.Which of the following characteristics is not possessed by an ideal solution:
- A.
Obeys Raoult’s law.
- B.
Volume change on mixing is not equal to zero.
- C.
There should be no chemical reaction between solute and solvent.
- D.
Only very dilute solutions behave as ideal solutions.
- 4.Which of the following is not a volatile substance?
- A.
Camphor
- B.
Petrol
- C.
Acetone
- D.
Acetanilide
- 5.Which of the following statements about the dissolving process is accurate?
- A.
For a substance to dissolve, solute-solvent attractions must overcome the attractions within both solute and solvent.
- B.
Surfactant ions have a hydrophilic end that is repelled by water.
- C.
Immiscible liquids mix to form a solution.
- D.
Solutes dissolve in solvents of dissimilar polarities.
- 6.Which of the following terms refers to a solution that contains the maximum quantity of solute at a given temperature?
- A.
Supersaturated solution
- B.
Aqueous solution
- C.
Saturated solution
- D.
unsaturated solution
- 7.A carbonated drink is an example of which type of solution?
- A.
Supersaturated
- B.
Unsaturated
- C.
Saturated
- D.
None of the above
- 8.Which of the following will dissolve in polar solvents?
- A.
Non-polar solvents and ionic compounds
- B.
Ionic compounds and polar covalent compounds
- C.
Non-polar solvents and covalent compounds
- D.
All of the above
- 9.Which term describes the process in which ions are surrounded by water molecules?
- A.
dissociation
- B.
Dilution
- C.
Transpiration
- D.
Hydration
- 10.Which of the following statements about the dissolving process is accurate?
- A.
For a substance to dissolve, solute-solvent attractions must overcome the attractions within both solute and solvent.
- B.
Surfactant ions have a hydrophilic end that is repelled by water.
- C.
Immiscible liquids mix to form a solution.
- D.
Solutes dissolve in solvents of dissimilar polarities
Questions: 10 | Attempts: 190 | Last updated: Nov 6, 2017
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