Here are 20 multiple choice questions (MCQs) on types of solutions (in Chemistry), complete with options and correct answers:
1. Which of the following is a solid-liquid solution?
A. Salt dissolved in water
B. Copper in gold
C. Alcohol in water
D. Air
Answer: A. Salt dissolved in water
2. Which type of solution is formed when two gases are mixed?
A. Gas-solid
B. Gas-liquid
C. Gas-gas
D. Solid-gas
Answer: C. Gas-gas
3. Which one of these is an example of a solid-solid solution?
A. Steel
B. Salt solution
C. Sugar in water
D. Carbon dioxide in water
Answer: A. Steel
4. A solution in which water acts as the solvent is called:
A. Non-aqueous solution
B. Aqueous solution
C. Homogeneous mixture
D. Saturated solution
Answer: B. Aqueous solution
5. Which of the following is an example of a liquid-liquid solution?
A. Salt in water
B. Sugar in water
C. Alcohol in water
D. Smoke
Answer: C. Alcohol in water
6. In a solution, the substance present in the larger amount is called:
A. Solute
B. Solvent
C. Mixture
D. Compound
Answer: B. Solvent
7. Air is an example of which type of solution?
A. Solid-liquid
B. Gas-gas
C. Liquid-liquid
D. Solid-solid
Answer: B. Gas-gas
8. Bronze is an example of:
A. Gas-gas solution
B. Solid-solid solution
C. Liquid-solid solution
D. Gas-liquid solution
Answer: B. Solid-solid solution
9. Which of these is a heterogeneous mixture?
A. Salt water
B. Air
C. Oil and water
D. Vinegar
Answer: C. Oil and water
10. Which solution contains the maximum amount of solute at a given temperature?
A. Unsaturated
B. Saturated
C. Supersaturated
D. Dilute
Answer: B. Saturated
11. Soda water is an example of:
A. Solid-gas solution
B. Gas-liquid solution
C. Liquid-gas solution
D. Gas-solid solution
Answer: B. Gas-liquid solution
12. Which of the following is NOT a type of solution?
A. Solid-liquid
B. Gas-liquid
C. Gas-gas
D. Liquid-gas
Answer: D. Liquid-gas
13. Which of the following is a homogeneous mixture?
A. Soil
B. Sugar in water
C. Sand in water
D. Milk
Answer: B. Sugar in water
14. An alloy is a:
A. Homogeneous solid-solid solution
B. Heterogeneous liquid-liquid solution
C. Gas-liquid mixture
D. Homogeneous liquid-gas solution
Answer: A. Homogeneous solid-solid solution
15. The solute in vinegar is:
A. Water
B. Acetic acid
C. Alcohol
D. Salt
Answer: B. Acetic acid
16. What type of solution is formed when iodine dissolves in alcohol?
A. Solid-solid
B. Solid-liquid
C. Gas-liquid
D. Liquid-liquid
Answer: B. Solid-liquid
17. Which of the following is NOT a characteristic of a solution?
A. Homogeneous mixture
B. Can be separated by filtration
C. Particles do not settle
D. Uniform composition
Answer: B. Can be separated by filtration
18. Which term describes a solution that contains more solute than it can normally hold at a given temperature?
A. Saturated
B. Unsaturated
C. Supersaturated
D. Dilute
Answer: C. Supersaturated
19. In which solution type is the solute a gas and the solvent a solid?
A. Gas-solid solution
B. Solid-gas solution
C. Liquid-gas solution
D. Gas-liquid solution
Answer: A. Gas-solid solution
20. What is the solvent in an air mixture?
A. Carbon dioxide
B. Nitrogen
C. Oxygen
D. Hydrogen
Answer: B. Nitrogen
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