This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part I > Class 12 Chemistry (Part I) Chapter 2 Solutions – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 17 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Alec got a D on his test so he studied harder. The red part of the sentence is the A) Problem. B) Solution. C) All the above. D) None of the above. Show Answer Correct Answer: A) Problem. 2. To break down into small particles and spread evenly through a substance A) Ingredient. B) Filter. C) Hot plate. D) Dissolve. Show Answer Correct Answer: D) Dissolve. 3. Has a definite volume and shape A) Liquid. B) Solid. C) Gas. D) None of the above. Show Answer Correct Answer: B) Solid. 4. In atomic structure of a mixture ..... A) Components are bonded together. B) Components are chemically bonded only. C) Components are not bonded but only are positioned next to each other. D) Components can be chemically separated only. Show Answer Correct Answer: C) Components are not bonded but only are positioned next to each other. 5. What do you call the substance that is being dissolved? A) Solute. B) Solution. C) Solvent. D) Suspension. Show Answer Correct Answer: A) Solute. 6. What is an electrolyte? A) A substance that dissolves in water and produces ions. B) A substance that dissolves in water but doesn't produce ions. C) A substance that doesn't dissolve in water. D) A substance that melts at room temperature. Show Answer Correct Answer: A) A substance that dissolves in water and produces ions. 7. Supersaturated solution is one with ..... ? A) Greater amount of solvent. B) Less solute than the solvent. C) Less solvent than the solute. D) Equal amounts of solute and solvent. Show Answer Correct Answer: C) Less solvent than the solute. 8. Paragraph 4 suggests that Osamu Tezuka? A) Spent most of his career writing comic strips for a children's newspaper. B) Nearly decided upon a career in medicine rather than as a manga artist. C) Decided to publish his works in installments instead of publishing books. D) Deeply regretted taking his mother's advice about becoming a doctor. Show Answer Correct Answer: B) Nearly decided upon a career in medicine rather than as a manga artist. 9. Solve:5y+34 =-2(-7y+1) A) Y = 36/19. B) Y = 9. C) Y =-4. D) Y = 4. Show Answer Correct Answer: D) Y = 4. 10. What is the effect of stirring on the rate of dissolution? A) Increases it. B) Decreases it. C) Has no effect. D) Initially increases it, then decreases it. Show Answer Correct Answer: A) Increases it. 11. Molality is defined as ..... divided by ..... A) Kg solvent, mols solute. B) Liters solution, mols solute. C) Mols solute, liters solvent. D) Mols solute, kg solvent. Show Answer Correct Answer: D) Mols solute, kg solvent. 12. Simplify each equation. Tell whether the equation has one, no, or infinite solutions.3x-8 = 3(x-4) + 1 A) One. B) No solutions. C) Infinite solutions. D) None of the above. Show Answer Correct Answer: B) No solutions. 13. Two liquids A and B boil at 145 $^\circ$C and 190 $^\circ$C respectively. Which of them has a higher vapour pressure at 80 $^\circ$C? A) Liquid-A. B) Liquid-B. C) All the above. D) None of the above. Show Answer Correct Answer: A) Liquid-A. 14. What type of solution establishes an equilibrium between dissolving and crystallizing? A) Unsaturated. B) Saturated. C) Supersaturated. D) None of the above. Show Answer Correct Answer: B) Saturated. 15. All form ideal solution except A) C2H5Cl & C2H5Br. B) C6H6 & C6H5CH3. C) C2H5I& C2H5OH. D) C6H5Cl & C6H5Br. Show Answer Correct Answer: C) C2H5I& C2H5OH. 16. If an equation has no solution, it is ..... true. A) Always. B) Sometimes. C) Never. D) None of the above. Show Answer Correct Answer: C) Never. 17. Which mixture would best be separated by filtration? A) Sand and Water. B) Salt and Water. C) Iron Fillings and Sand. D) All of them. Show Answer Correct Answer: A) Sand and Water. 18. Describe the solution set:2(x + 5) = 2x + 5 A) Two solutions. B) No solution. C) Infinitely many solutions. D) One solution. Show Answer Correct Answer: B) No solution. 19. An example of this type of mixture would be pop because you cannot see the boundaries between the parts. A) Hemogeneous. B) Heterogeneous. C) Hydrogeneous. D) Homogeneous. Show Answer Correct Answer: D) Homogeneous. 20. The term fluids generally applies to: A) Solid and liquid. B) Liquid and gas. C) Solid and plasma. D) Water only. Show Answer Correct Answer: B) Liquid and gas. 21. True or False:A liquid combined with a liquid CANNOT make a solution. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 22. What are two parts that make up a solution? A) Solvent and solute. B) Concentration and dilation. C) Non polar and polar. D) Solid, liquid, and gaseous. Show Answer Correct Answer: A) Solvent and solute. 23. An unsaturated solution is one that ..... A) Contains more solute than a saturated solution. B) Contains the maximum amount of dissolved solute. C) Is the amount of a substance required to form a saturated solution. D) Contains less solute than a saturated solution. Show Answer Correct Answer: D) Contains less solute than a saturated solution. 24. Salt is mixed with water. A) Water is the solvent. B) Salt is a solution. C) Water is the solute. D) Salt is the solvent. Show Answer Correct Answer: A) Water is the solvent. 25. From the below options, choose the correct example for gaseous solutions A) Oxygen dissolved in water. B) Camphor in nitrogen gas. C) Carbon dioxide in water. D) Hydrogen in palladium. Show Answer Correct Answer: C) Carbon dioxide in water. 26. State whether the following compound is soluble or insoluble.Potassium hydroxide KOH A) Soluble. B) Insoluble. C) All the above. D) None of the above. Show Answer Correct Answer: A) Soluble. 27. A solution of a metal and another solid (often times a metal). A) Mixture. B) Solution. C) Solvent. D) Alloy. Show Answer Correct Answer: D) Alloy. 28. Has more solute dissolved than is expected and more than a saturated solution A) Supersaturated solution. B) Unsaturated solution. C) Saturated solution. D) Solution. Show Answer Correct Answer: A) Supersaturated solution. 29. Which of the following is the correct formula for calculating molarity? A) Theoretical yield/actual yield. B) # particles/Avogadro's #. C) Moles/liters of solution. D) Moles/kg of solvent. Show Answer Correct Answer: C) Moles/liters of solution. 30. A solution that has less than the maximum amount of solute dissolved in the solvent is called ..... A) Supersaturated. B) Unsaturated. C) Suspension. D) Saturated. Show Answer Correct Answer: B) Unsaturated. 31. Suppose a hydrochloric acid solution contains 36 g of HCl and 64 g of H$_{2}$O.what is the mole fraction of HCl? A) 3.6. B) 0.99. C) 0.22. D) 0.78. Show Answer Correct Answer: C) 0.22. 32. Which of the following is hygroscopic innature? A) Ferric chloride. B) Copper sulphate penta hydrate. C) Silica gel. D) None of the above. Show Answer Correct Answer: C) Silica gel. 33. Stirring the solution affects solubility how? A) Increases the rate of solubility. B) Decreases the rate of solubility. C) Increases overall solubility. D) Decreases overall solubility. Show Answer Correct Answer: A) Increases the rate of solubility. 34. What is the term for a solution that contains the maximum amount of solute that can dissolve at a given temperature? A) Unsaturated. B) Saturated. C) Supersaturated. D) Dilute. Show Answer Correct Answer: B) Saturated. 35. Density of a 2.05 M solution of acetic acid in water is 1.02 g/ml. The molality of the solution is A) 1.14 mol kg$^{-1}$. B) 2.28 mol kg$^{-1 }$. C) 0.44 mol kg$^{-1}$. D) 3.28mol kg$^{-1}$. Show Answer Correct Answer: B) 2.28 mol kg$^{-1 }$. 36. If I dissolve sugar in water, what is the solute? A) Carbon. B) Water. C) Hydrogen. D) Sugar. Show Answer Correct Answer: D) Sugar. 37. The part of the solution that is dissolved is called the ..... A) Solute. B) Solution. C) Substance. D) Solvent. Show Answer Correct Answer: A) Solute. 38. When making fudge on the stove the spoon in the pan becomes very hot. why? A) A spoon is a good conductor of heat. B) The Spoon is too short for the pan. C) A spoon is a poor conductor of heat. D) A spoon is a good insulator. Show Answer Correct Answer: A) A spoon is a good conductor of heat. 39. Which one of the following would you use to separate sand from iron filings? A) Chromatography paper. B) Alum. C) A bar magnet. D) Filter paper. Show Answer Correct Answer: C) A bar magnet. 40. Vinegar is a solution that is made up of acetic acid dissolved in water. Which part of the solution is the solute? A) Acetic acid. B) Water. C) All the above. D) None of the above. Show Answer Correct Answer: A) Acetic acid. 41. The initiating event is the event that causes the ..... to start. A) Solution. B) Theme. C) Resolution. D) Conflict. Show Answer Correct Answer: D) Conflict. 42. Number of watermolecules in blue vitro in A) 3. B) 4. C) 5. D) 2. E) 1. Show Answer Correct Answer: C) 5. 43. A solution containing components A& B follows Raout"s law.when A) A-B attraction force is greater than A-A and B-B. B) A-B attraction force is less than A-A and B-B. C) A-B attraction force is same as A-A and B-B. D) Volume of the solution is different fromthe sum of the volumes of solute and solvent. Show Answer Correct Answer: C) A-B attraction force is same as A-A and B-B. 44. The higher the concentration, the ..... the density. A) Lower. B) Higher. C) All the above. D) None of the above. Show Answer Correct Answer: B) Higher. 45. What is mole fraction of solute in 1.00 m aqueous solution? A) 0.0354. B) 1.770. C) 0.177. D) 0.0177. Show Answer Correct Answer: D) 0.0177. 46. Find the solution to the equation:2(5b-3) = 6b + 6 A) B = 12. B) No Possible Solutions. C) B = 3. D) B = (-7). Show Answer Correct Answer: C) B = 3. 47. How does an increase in temperature affect the solubility of gases? A) It increases the solubility of the gas. B) It decreases the solubility of the gas. C) It has no effect on the solubility of the gas. D) None of the above. Show Answer Correct Answer: B) It decreases the solubility of the gas. 48. What does it mean if a substance is described as "insoluble" in water? A) It can only dissolve in water at high temperatures. B) It cannot dissolve in water. C) It can only dissolve in water at low temperatures. D) It can dissolve in water at any temperature. Show Answer Correct Answer: B) It cannot dissolve in water. 49. Parts per million is used when A) Solute is present in large quantity. B) Solute is present in trace quantities. C) All the above. D) None of the above. Show Answer Correct Answer: B) Solute is present in trace quantities. 50. Which statement is true about a solution of saltwater? A) The water is the solvent. B) The salt and water are solutes. C) The salt is the solvent. D) The water is the solute. Show Answer Correct Answer: A) The water is the solvent. 51. Which of the following factors affects rate of solubility? A) Temperature. B) Agitation. C) Surface area. D) All of the above. Show Answer Correct Answer: D) All of the above. 52. Which situation in the selection is an example of irony? A) Benjamin is able to discern an artist's noise over all of the other noises he hears. B) The artist initially appears hostile to Benjamin but warms to his presence. C) The artist is amused by Benjamin and invites him to return the next day to observe the progress on her work. D) Benjamin thinks of his neighborhood as quiet only to learn that an artist is noisily constructing a piece of art nearby. Show Answer Correct Answer: D) Benjamin thinks of his neighborhood as quiet only to learn that an artist is noisily constructing a piece of art nearby. 53. A solution that has dissolved as much as solute as its is capable of is called an saturated solution. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 54. What are mixtures? A) Different materials placed together but keeping their own properties. B) A mixture in which substances spread out evenly and will not settle. C) The degree to which a material will dissolve in another substance. D) The substance in a solution that has the greatest amount. E) The substance in a solution that has the least amount. Show Answer Correct Answer: A) Different materials placed together but keeping their own properties. 55. Jeremy found that a linear equation with one variable (the variable x) can be transformed into an equivalent equation.-9x =-9xDetermine if the equation has:one solution, no solutions, or infinitely many solutions. A) Infinitely Many Solutions. B) One Solution. C) No Solution. D) None of the above. Show Answer Correct Answer: A) Infinitely Many Solutions. 56. Which law states that the relative lowering of vapor pressure of a solvent is equal to the mole fraction of the non-volatile solute? A) Raoult's Law. B) Henry's Law. C) Boyle's Law. D) Dalton's Law. Show Answer Correct Answer: A) Raoult's Law. 57. Which solution would be least likely to carry an electric current? A) CsI. B) HCl. C) NaCl. D) C$_{6}$H$_{12}$O$_{6}$. Show Answer Correct Answer: D) C$_{6}$H$_{12}$O$_{6}$. 58. The solubility of a substance in a solvent depends on A) Temperature. B) Pressure. C) Nature of solute and solvent. D) All are correct. Show Answer Correct Answer: D) All are correct. 59. If you make Crystal Light, the powder would be an example of the ..... A) Solvent. B) Solution. C) Substance. D) Solute. Show Answer Correct Answer: D) Solute. 60. If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent? A) Water. B) Powder. C) Sugar. D) Powder and sugar. Show Answer Correct Answer: A) Water. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Chemistry (Part I) Chapter 2 Solutions Quiz 1Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 2Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 3Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 4Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 5Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 6Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 7Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books