This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 2 Solutions – Quiz 24 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 24 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Substance that dissolves the solute A) Solution. B) Solvent. C) Saturation. D) So. Show Answer Correct Answer: B) Solvent. 2. How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL? A) 1074 mol. B) 0.069 mol. C) 1.07 mol. D) 62.7 mol. Show Answer Correct Answer: C) 1.07 mol. 3. .... High temperature increases solubility of A) Oil in water. B) Salts in water. C) Sugar in water. D) Non of the above. Show Answer Correct Answer: C) Sugar in water. 4. In chemistry, a "mole" is: A) The mass of an atom. B) A large number used to count particles. C) Based on the volume of a substance. D) None of the above. Show Answer Correct Answer: B) A large number used to count particles. 5. The substance that is dissolving a solute. A) Solvent. B) Solution. C) Suspension. D) Solvation. Show Answer Correct Answer: A) Solvent. 6. Which describes an ionic compound dissolving in water? A) The compound dissociates into its negative and positive ions. B) Partial negative and positive charges are attracted to opposite sides of water molecules. C) Ions of opposite charge neutralize each other to form neutral molecules. D) Ionic bonds form to create formula units. Show Answer Correct Answer: A) The compound dissociates into its negative and positive ions. 7. How many solutions does this equation have?a = 7 A) One Solution. B) No Solution. C) Many Solutions. D) None of the above. Show Answer Correct Answer: A) One Solution. 8. A student combines salt crystals and water. What happens to the salt when added to water? A) The 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) The combined physically to form a special mixture. 9. When materials combine to form a mixture, they A) Keep their original properties. B) React to form a new substance with new properties. C) Combine in a specific ratio. D) Always change their physical state. Show Answer Correct Answer: A) Keep their original properties. 10. The moles of solute can be determined by multiplying the molarity of the solute by the volume of solvent. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. In a ..... , one substance is dissolved in another substance. A) Solution. B) Suspension. C) Colloid. D) None of the above. Show Answer Correct Answer: A) Solution. 12. ..... is the ability of an object to float or sink in water A) Solubility. B) Relative Density. C) Magnetism. D) Mass. Show Answer Correct Answer: B) Relative Density. 13. Which one of the following aqueous solutions will exihibit highest boiling point? A) 0.015 M urea. B) 0.01 M KNO$_{3}$. C) 0.01 M Na$_{2}$ SO$_{4}$. D) 0.015 M glucose. Show Answer Correct Answer: C) 0.01 M Na$_{2}$ SO$_{4}$. 14. Ionic compounds produce ions in solution by A) Ionization. B) Dissociation. C) Evaporation. D) Dispersion. Show Answer Correct Answer: B) Dissociation. 15. To increase the solubility of a gaseous solute ..... A) Decrease both the pressure and temperature. B) Decrease the temperature, increase the pressure. C) Increase the temperature, decrease the pressure. D) Increase both the temperature and pressure. Show Answer Correct Answer: B) Decrease the temperature, increase the pressure. 16. How many solutions does the following equation have?3x-3 =-3 + 3x A) One Solution. B) No Solutions. C) Infinitely Many Solutions. D) None of the above. Show Answer Correct Answer: C) Infinitely Many Solutions. 17. When any matter is heated its particle ..... A) Start moving faster. B) Slow down. C) All the above. D) None of the above. Show Answer Correct Answer: A) Start moving faster. 18. Simone was helping her father repair their shed outside. By mistake, she dropped an open box of nails on a pile of dirt. The best way for Simone to separate the nails from the dirt without using her hands was by- A) Adding glue. B) Using a shovel. C) Adding water. D) Using a magnet. Show Answer Correct Answer: D) Using a magnet. 19. The solubility of a gas in a liquid ..... when the temperature of the solution increase A) Decrease. B) Increase. C) All the above. D) None of the above. Show Answer Correct Answer: A) Decrease. 20. How is Henry's Constant dependent on temperature? A) Directly proportional. B) Inversely proportional. C) Varies exponentially. D) None of the above. Show Answer Correct Answer: A) Directly proportional. 21. Based on the selection, the reader may best infer that new building materials ..... A) Reflect a desire to conserve energy. B) Require considerable patience to install. C) Are sturdy enough to use on any building project. D) Are responsible for yielding more attractive buildings. Show Answer Correct Answer: A) Reflect a desire to conserve energy. 22. When an ionic compound dissolves in water, it breaks apart into its A) Individual elements. B) Ions. C) None of the above-it dissolves as an individual. D) None of the above. Show Answer Correct Answer: B) Ions. 23. The substance that does the dissolving is known as the ..... A) Solute. B) Solvent. C) Soluble. D) Insoluble. Show Answer Correct Answer: B) Solvent. 24. According to paragraph 7, in the future, sports fans will ..... A) Expect their team to win. B) Help to plan stadiums. C) Demand greater luxury. D) Pay higher ticket prices. Show Answer Correct Answer: D) Pay higher ticket prices. 25. Which one of the following pairs of solutions can be expressed to be isotonic at the same temperature? A) 0.1 M urea and 0.1 M NaCl. B) 0.1 M urea and 0.1 M MgCl$_{2}$. C) 0.1 M NaCl and 0.1 M Na$_{2}$SO$_{4}$. D) 0.1 M Ca (NO$_{3}$)$_{2}$and 0.1 M Na$_{2}$SO$_{4}$. Show Answer Correct Answer: D) 0.1 M Ca (NO$_{3}$)$_{2}$and 0.1 M Na$_{2}$SO$_{4}$. ← PreviousNext →Related 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 8Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 9Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books