This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part I > Class 12 Chemistry (Part I) Chapter 2 Solutions – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 12 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Raoults law determine A) Vapour pressure of solution. B) Atomic pressure of the substance. C) Volatility of substance. D) Partial pressure of substance. Show Answer Correct Answer: A) Vapour pressure of solution. 2. Deliquescence is due to ..... A) Strong hatred to water. B) Less affinity to water. C) Strong affinity to water. D) Inertness to water. Show Answer Correct Answer: C) Strong affinity to water. 3. How many solutions does this equation have? $2x+1=2x+5$ A) Always. B) Sometimes. C) Never. D) None of the above. Show Answer Correct Answer: C) Never. 4. Read this sentence from paragraph 4."He swung wide around an anonymous heap of metal being swallowed by a greedy mound of blackberry brambles and came to an abrupt halt."This sentence contains an example of ..... A) Symbolism. B) Metaphor. C) Personification. D) Apostrophe. Show Answer Correct Answer: C) Personification. 5. These are the substances that CAN BE DISSOLVED into the solution. A) Solute. B) Solvent. C) Mixture. D) None of the above. Show Answer Correct Answer: A) Solute. 6. Identify the number of solutions the equation has. 4x + 5 = 2(2x +3) A) Infinitely many solutions. B) One solution. C) No solution. D) Two solutions. Show Answer Correct Answer: C) No solution. 7. Which step cannot be performed first when solving the equation5-2(x-7) = x + 1 + 3x A) Distributing-2 to (x-7). B) Combining x and 3x. C) Subtracting 1 from both sides. D) 5-2. Show Answer Correct Answer: D) 5-2. 8. Answer questions 6-12 using the passage "Super Stadium":According to paragraph 3, the main difference between Super Stadiums and regular stadiums is that Super Stadiums ..... A) Offer extra services. B) Exist in mid-sized cities. C) Have hotel rooms available. D) Are always larger. Show Answer Correct Answer: A) Offer extra services. 9. A diatomic molecule like O2 is always ..... because electrons are shared ..... A) Nonpolar; equally. B) Polar; equally. C) Nonpolar; unequally. D) Nonpolar; unequally. Show Answer Correct Answer: A) Nonpolar; equally. 10. What do you call the dissolving medium? A) Solvent. B) Suspension. C) Solute. D) Solution. Show Answer Correct Answer: A) Solvent. 11. At 100$^\circ$C, the vapour pressure of a solution of 6.5 g of solute in 100 g of water is 732 mm. If Kb is 0.52 K/m, the boiling point of solution will be A) 100$^\circ$C. B) 101 $^\circ$C. C) 103$^\circ$C. D) 102$^\circ$C. Show Answer Correct Answer: B) 101 $^\circ$C. 12. What is the secret of how a ship floats? A) The amount of cargo it carries. B) Its size. C) Its hollow shape. D) Number of passengers on board. Show Answer Correct Answer: C) Its hollow shape. 13. What does supersaturated mean? A) There is more solvent molecules in a solution than solute molecules. B) There are only solvent molecules. C) There are only solute molecules. D) There are more solute molecules in solution than can be dissolved by the solvent molecules. Show Answer Correct Answer: D) There are more solute molecules in solution than can be dissolved by the solvent molecules. 14. How many solutions does this equation have?8y-4 = 8y-4 A) One Solution. B) No Solution. C) Many Solutions. D) None of the above. Show Answer Correct Answer: C) Many Solutions. 15. Danica found that a linear equation with one variable (the variable x) can be transformed into an equivalent equation. x = 5xDetermine 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: B) One Solution. 16. Which has the highest freezing point? A) 1 M AlF3. B) 1 M glucose. C) 1 M CaCl2. D) 1 M NaCl. Show Answer Correct Answer: B) 1 M glucose. 17. Solve the equation:3(x-1) = 2x + 9 A) X = 10. B) X = 12. C) X = 6. D) No solution. Show Answer Correct Answer: B) X = 12. 18. How many solutions does this equation have?18a + 45 = 18a-37.2 A) One Solution. B) No Solution. C) Many Solutions. D) None of the above. Show Answer Correct Answer: B) No Solution. 19. Increasing pressure makes liquids and solids ..... soluble in a solvent. A) More. B) Less. C) Just as (no change). D) None of the above. Show Answer Correct Answer: C) Just as (no change). 20. Solutes dissolve quicker if you stir them. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. When a substance dissolves, the particles are ..... A) Collected only at the top of the solution. B) Spread evenly throughout the solution. C) Spread unevenly through the solution. D) Collected only on one side of the solution. Show Answer Correct Answer: B) Spread evenly throughout the solution. 22. Which of the following is a characteristic of a solvent? A) It cannot be separated. B) It is always a liquid. C) It dissolves other substances. D) It is always a solid. Show Answer Correct Answer: C) It dissolves other substances. 23. What is the definition of infinite solutions? A) No matter what constant is substituted in for the variable, the equation is ALWAYS true. B) No matter what constant is substituted in for the variable, the equation will NEVER be true. C) Only this ONE solution will make the equation true. D) None of the above. Show Answer Correct Answer: A) No matter what constant is substituted in for the variable, the equation is ALWAYS true. 24. A car needs a forwards force to keep moving because: A) Everything needs a force to keep moving. B) Gravity is trying to slow it down. C) It needs a force to balance friction and air resistance. D) Weight balances friction. Show Answer Correct Answer: C) It needs a force to balance friction and air resistance. 25. How can I remove Iron fillings from Sand? A) Using a strainer. B) Using Tweezers. C) Using a Magnet. D) Using my hands. Show Answer Correct Answer: C) Using a Magnet. 26. The larger amount that dissolves another substance in a solution. A) Solute. B) Mixture. C) Concentration. D) Solvent. Show Answer Correct Answer: D) Solvent. 27. Mike found that a linear equation with one variable (the variable x) can be transformed into an equivalent equation.-1 =-1Determine 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. 28. The substance that will be dissolved like salt or sugar A) Mixture. B) Sieve. C) Solution. D) Solute. Show Answer Correct Answer: D) Solute. 29. How many moles are needed to make 2.5 L of a 3.8 M solution? A) 1.5 mol. B) 9.5 mol. C) 0.66 mol. D) 15 mol. Show Answer Correct Answer: B) 9.5 mol. 30. Salt crystals + water = solution. What happened to the salt and water? A) They combined physically to form a special mixture. B) The salt and water evaporated. C) The salt and water separated, forming layers. D) The salt melted the water. Show Answer Correct Answer: A) They combined physically to form a special mixture. 31. When you dilute a solution, which of these values remains constant? A) The molarity (M). B) The volume (V). C) The concentration. D) The total moles of solute. Show Answer Correct Answer: D) The total moles of solute. 32. A solution has a pH of 6.9. This solution is ..... A) An acid. B) A base. C) Neutral. D) None of the above. Show Answer Correct Answer: A) An acid. 33. Contains the maximum amount of dissolved solute A) Unsaturated solution. B) Supersaturated solution. C) Saturated solution. D) None of the above. Show Answer Correct Answer: C) Saturated solution. 34. Molarity (in mol/l) of distilled or pure water is A) 49.87. B) 55.56. C) 81. D) 18. Show Answer Correct Answer: B) 55.56. 35. Calculate the mass of 2 mol of methane. A) 32. B) 8. C) 2. D) 16. Show Answer Correct Answer: A) 32. 36. The substance in which a solute is dissolved A) Sands. B) Solvent. C) Alloy. D) Negative particles. Show Answer Correct Answer: B) Solvent. 37. Richard found that a linear equation with one variable (the variable x) can be transformed into an equivalent equation. 15 =-1Determine 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: C) No Solution. 38. Which pair will not form an ideal solution? A) C$_{2}$H$_{5}$Br and C$_{2}$H$_{5}$I. B) C$_{6}$H$_{5}$Br and C$_{6}$H$_{5}$I. C) C$_{6}$H$_{6 }$and C$_{6}$H$_{5}$CH$_{3}$. D) C$_{2}$H$_{5}$I and C$_{2}$H$_{5}$OH. Show Answer Correct Answer: D) C$_{2}$H$_{5}$I and C$_{2}$H$_{5}$OH. 39. What is the process called when a solute is evenly distributed within a solvent? A) Diffusion. B) Precipitation. C) Osmosis. D) Dissolution. Show Answer Correct Answer: D) Dissolution. 40. What a solute dissolves in A) Solvent. B) Mixture. C) Solute. D) None of the above. Show Answer Correct Answer: A) Solvent. 41. Capable of being dissolved A) Soluble. B) Concentration. C) Colloid. D) Molarity. Show Answer Correct Answer: A) Soluble. 42. Which mixture is best to separate iron and copper? A) Strainer. B) Magnet. C) Hands. D) Tweezers. Show Answer Correct Answer: B) Magnet. 43. Solutes that dissolve in water can be solids, liquids or gases A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 44. WITH THE SMALLEST PARTICLES AMONG THE THREE TYPES OF MIXTURE A) COLLOID. B) SUSPENSION. C) SOLUTION. D) None of the above. Show Answer Correct Answer: C) SOLUTION. 45. Sea water is an example of a ..... A) Solute. B) Solvent. C) Substance. D) Solution. Show Answer Correct Answer: D) Solution. 46. Which is the term for the most plentiful substance in a solution? A) Solute. B) Precipitate. C) Liquid. D) Solvent. Show Answer Correct Answer: D) Solvent. 47. If your final answer is 3 = 3 A) No Solution. B) More steps to reach final step. C) Infinite Many Solutions. D) One Solution. Show Answer Correct Answer: C) Infinite Many Solutions. 48. If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in? A) Filter. B) Evaporation. C) Magnet. D) Screen. Show Answer Correct Answer: C) Magnet. 49. Most solute phases require that a solvent get between their molecules/ions to cause them to move farther apart from each other. However, this is NOT the case for which solute phase, which actually must move closer together when it dissolves in a solvent? A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: C) Gas. 50. How many grams of NaCl need to be dissolved in 50mL of water to make a 0.2M solution? A) 0.58g. B) 1.82g. C) 1.67g. D) 0.13g. Show Answer Correct Answer: A) 0.58g. 51. The liquid that dissolves something (water) ..... A) Solute. B) Solvent. C) Solution. D) None of the above. Show Answer Correct Answer: B) Solvent. 52. A substance that is a good conductor of electricity when in solution. A) Solute. B) Miscible. C) Suspension. D) Electrolyte. Show Answer Correct Answer: D) Electrolyte. 53. Usually which of them is present in larger quantity in the solution? A) Solvent. B) Solute. C) Both are present in the same quantity all the time. D) None of the above. Show Answer Correct Answer: A) Solvent. 54. What is the definition of molality? A) Moles of solute per liter of solution. B) Moles of solute per cubic meter of solution. C) Moles of solute per kilogram of solvent. D) Moles of solute per mole of solution. Show Answer Correct Answer: C) Moles of solute per kilogram of solvent. 55. Part of that solution that gets dissolved (also often the smaller amount) A) Solvent. B) Solubility. C) Neutralization. D) Solute. Show Answer Correct Answer: D) Solute. 56. Total number of types of solutions A) 5. B) 7. C) 9. D) 3. Show Answer Correct Answer: C) 9. 57. What is the BEST way to separate a mixture of powder and water? A) Evaporation. B) Use a magnet. C) Use a filter. D) Use a screen. Show Answer Correct Answer: C) Use a filter. 58. Malia hit her brother. Malia said she was sorry to her brother. 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: B) Solution. 59. Solve:2x + 1 = 2x-1 A) No Solution. B) X = 0. C) Infinitely Many Solutions. D) None of the above. Show Answer Correct Answer: A) No Solution. 60. SOLID CHANGES TO LIQUID A) EVAPORATION. B) FREEZING. C) MELTING. D) CONDENSATION. Show Answer Correct Answer: C) MELTING. ← 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