Solutions - Colligative Properties (RLVP, Elevation, Depression, Osmotic Pressure)

Grade 12 Chemistry — Solutions - Colligative Properties (RLVP, Elevation, Depression, Osmotic Pressure): 25 practice questions with instant scoring and explanations.

1. Relative lowering of vapor pressure is:
2. Raoult's law applies to:
3. A solution of glucose in water is an example of:
4. The boiling point elevation constant (Kb) for water is:
5. The freezing point depression constant (Kf) for water is:
6. Boiling point elevation (ΔTb) = i × Kb × m, where i is:
7. The freezing point of a 1 m NaCl solution (i = 2) is approximately:
8. Osmotic pressure (π) = i × n × R × T / V can also be written as:
9. Which property is independent of molecular weight?
10. Osmotic pressure at 25°C (298 K) for 0.1 M solution is approximately:
11. A 0.1 M NaCl solution will have higher boiling point than:
12. The boiling point of a solution is always:
13. The freezing point of a solution is always:
14. Determination of molar mass using colligative property is most accurate using:
15. The osmotic pressure is least affected by:
16. For a 1 M solution, the order of colligative effects is:
17. Isotonic solutions have:
18. A hypertonic solution will cause a cell to:
19. The elevation in boiling point for 0.5 m solution of CaCl₃ (i ≈ 3) is:
20. Which shows maximum boiling point elevation for 0.1 m aqueous solution?
21. The depression in freezing point for 0.1 m NaCl (i = 2) is:
22. Vapor pressure of water lowering at 25°C due to dissolution of 1 mol NaCl in 100 mol water is:
23. The molar volume of solvent changes, but ΔP/P remains constant due to:
24. An ideal solution follows:
25. For two volatile components following Raoult's law, total pressure P =: