11. Which property distinguishes suspension from solution?
A) Color
B) Particle size
C) Taste
D) Odor
Answer: B
12. Solubility is defined as:
A) Amount of solvent
B) Amount of solute dissolved in solvent
C) Temperature of solution
D) Pressure applied
Answer: B
13. Which factor affects solubility?
A) Temperature
B) Pressure
C) Nature of solute
D) All of these
Answer: D
14. Increasing temperature generally increases solubility of:
A) Gases
B) Solids
C) Liquids
D) None
Answer: B
15. Solubility of gases increases with:
A) Increase in temperature
B) Decrease in pressure
C) Increase in pressure
D) No change
Answer: C
16. A saturated solution is one that:
A) Has no solute
B) Has maximum solute dissolved
C) Has less solute
D) Is dilute
Answer: B
17. Unsaturated solution contains:
A) Maximum solute
B) No solute
C) Less solute than saturation
D) Only solvent
Answer: C
18. Supersaturated solution is:
A) Stable
B) Unstable
C) Dilute
D) Pure
Answer: B
19. Which of the following is not a solution?
A) Air
B) Brass
C) Milk
D) Salt water
Answer: C
20. The dispersed phase in suspension is:
A) Solvent
B) Solute
C) Large particles
D) Gas
Answer: C