1 What is the effect of stirring on the rate of dissolution? A It decreases the rate B It increases the rate C It has no effect D It stops dissolution
2 What happens to the solubility of most solids when temperature increases? A Decreases B Increases C Remains the same D Becomes zero
3 Which of the following is a gas dissolved in a liquid? A Carbonated water B Saltwater C Sugar water D Brass
4 Which of the following is a factor affecting the solubility of a solid in a liquid? A Temperature B Pressure C Both A and B D Neither A nor B
5 What is the term for a solution where the solvent is not water? A Aqueous solution B Non-aqueous solution C Saturated solution D Supersaturated solution
6 What is the term for a solution with a very low concentration of solute? A Concentrated B Dilute C Saturated D Supersaturated
7 What is a saturated solution? A A solution that can dissolve more solute B A solution that cannot dissolve more solute C A solution with no solvent D A solution with no solute
8 What is a colloidal solution? A A homogeneous mixture B A heterogeneous mixture with particles that do not settle C A mixture with large particles that settle D A pure substance
9 What is a dilute solution? A A solution with a large amount of solute B A solution with a small amount of solute C A solution with no solvent D A solution with no solute
10 Which of the following is a homogeneous mixture? A Sand and water B Sugar and water C Oil and water D Mud and water
11 What is the role of the solvent in a solution? A It dissolves the solute B It precipitates the solute C It reacts with the solute D It has no role
12 Which of the following is NOT a characteristic of a solution? A It is homogeneous B The particles are visible C It is stable D The solute does not settle
13 What happens to the solubility of gases in liquids when temperature increases? A Increases B Decreases C Remains the same D Becomes zero
14 What is the effect of temperature on the solubility of most solids? A Solubility increases with temperature B Solubility decreases with temperature C Solubility remains constant D Solubility becomes zero
15 Which of the following is a solution of a solid in a liquid? A Air B Saltwater C Brass D Carbonated water
16 What is the term for a solution where water is the solvent? A Non-aqueous solution B Aqueous solution C Saturated solution D Supersaturated solution
17 What is a supersaturated solution? A A solution with less solute than it can hold B A solution with more solute than it can normally hold C A solution with no solvent D A solution with no solute
18 What is the solubility of a substance? A The amount of solvent needed to dissolve a solute B The maximum amount of solute that dissolves in a given amount of solvent at a specific temperature C The speed at which a solute dissolves D The color of the solution
19 What is an unsaturated solution? A A solution that can dissolve more solute B A solution that cannot dissolve more solute C A solution with no solute D A solution with no solvent
20 What is a solvent? A The substance that gets dissolved B The substance that dissolves another substance C The mixture formed D The solid formed
21 Which of the following is an example of a solution in daily life? A Vinegar B Milk C Butter D Cheese
23 What is the term for the maximum amount of solute that can dissolve in a solvent at a specific temperature? A Solubility B Concentration C Saturation point D Both A and C
24 What is the process of making a solution by dissolving a solute in a solvent called? A Crystallization B Dissolution C Suspension D Emulsion
25 Which of the following is a factor that affects solubility? A Temperature B Pressure C Nature of solute and solvent D All of the above