This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 2 Solutions – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which question is answered in paragraph 3? A) How often would Osamu Tezuka sketch pictures?. B) When did manga become widely popular?. C) Who invented the manga art form?. D) How many siblings did Osamu Tezuka have?. Show Answer Correct Answer: D) How many siblings did Osamu Tezuka have?. 2. GAS CHANGES INTO LIQUID A) EVAPORATION. B) MELTING. C) FREEZING. D) CONDENSATION. Show Answer Correct Answer: D) CONDENSATION. 3. What could you do to increase the concentration of a solution? A) Pour out some of the solution. B) Add more solvent. C) Pour it into a larger container. D) Add more solute. Show Answer Correct Answer: D) Add more solute. 4. During osmosis, flow of water through a semipermeable membrane is A) From both sides of semipermeable membrane with equal flow rates. B) From both sides of semipermeable membrane with unequal flow rates. C) From solution having lower concentration only. D) From solution having higher concentration only. Show Answer Correct Answer: C) From solution having lower concentration only. 5. Which is the term for a solution consisting of one or more substances dissolved in water? A) Aqueous solution. B) Heterogeneous mixture. C) Colloid. D) Solute. Show Answer Correct Answer: A) Aqueous solution. 6. The kids caught a contagious cold. This is an example of- A) Alliteration. B) Repetition. C) Rhyme. D) Onomatopoeia. Show Answer Correct Answer: A) Alliteration. 7. Iron sulfide is a ..... because it is ..... A) Mixture, not chemically bonded. B) Element, chemically bonded. C) Compound, chemically bonded. D) Compound, not chemically bonded. Show Answer Correct Answer: C) Compound, chemically bonded. 8. Which of the following pairs of solution are isotonic at the same temperature? A) 0.1 M Ca(NO$_{3}$ ) $_{2}$ and 0.1 M Na$_{2}$ SO$_{4}$. B) 0.1 M NaCl and 0.1 M Na$_{2}$ SO$_{4}$. C) 0.1 M urea and 0.1 M MgCl$_{2}$. D) 0.2 M urea and 0.1 M NaCl. Show Answer Correct Answer: A) 0.1 M Ca(NO$_{3}$ ) $_{2}$ and 0.1 M Na$_{2}$ SO$_{4}$. 9. A student stirs lemon juice and sugar into a glass of water. Why is this drink considered a solution? A) The lemon juice and sugar change the taste of the water. B) The water changes color. C) The lemon juice and sugar dissolve in the water. D) The student stirs the mixture. Show Answer Correct Answer: C) The lemon juice and sugar dissolve in the water. 10. If a solution has a very low pH, the hydroxide concentration is ..... A) Very high. B) Very low. C) Zero. D) None of the above. Show Answer Correct Answer: B) Very low. 11. A state of matter in which a substance has neither a definite shape or volume A) Liquid. B) Gas. C) Solid. D) Viscosity. Show Answer Correct Answer: B) Gas. 12. Mixture of two or more substances; dissolved particles are spread evenly throughout the mixture A) Solvent. B) Solute. C) Mixture. D) Solution. Show Answer Correct Answer: D) Solution. 13. Tea and air are examples of ..... A) Solutions. B) Suspensions. C) Colloids. D) None of the above. Show Answer Correct Answer: A) Solutions. 14. How many solutions does the following equation have?-5 + 7x = 7x + 5 A) One Solution. B) No Solutions. C) Infinitely Many Solutions. D) None of the above. Show Answer Correct Answer: B) No Solutions. 15. A type of mixture where the particles are larger than those in a solution but not heavy enough to settle out. A) Homogeneous mixture. B) Colloid. C) Suspension. D) Compound. Show Answer Correct Answer: B) Colloid. 16. What makes a solution a STRONG electrolyte? A) A solution that contains a solute that fully ionizes in water. B) A solution that contains a solute that partially ionizes in water. C) A solution that contains a solute that doesn't ionize in water. D) A solution that is a solid at room temperature. Show Answer Correct Answer: A) A solution that contains a solute that fully ionizes in water. 17. On dissolving sugar in water at room temperature solution feels cool to touch.Under which of the following cases dissolution of sugar will be most rapid? A) (i) Sugar crystals in cold water. B) (ii) Sugar crystals in hot water. C) (iii) Powdered sugar in cold water. D) (iv) Powdered sugar in hot water. Show Answer Correct Answer: D) (iv) Powdered sugar in hot water. 18. If a solution of AlCl$_{3}$ is prepared with a concentration of 2.5 mol/L, the [Cl$^{-}$] in solution is: A) 2.50 M. B) 1.25 M. C) 7.50 M. D) 5.00 M. Show Answer Correct Answer: C) 7.50 M. 19. $2\left(m+3\right)=2m+12$ A) No Solution. B) One Solution. C) Infinite Solutions. D) None of the above. Show Answer Correct Answer: A) No Solution. 20. This is the part of a solution that dissolves A) Solute. B) Solvent. C) Solution. D) Mixture. Show Answer Correct Answer: A) Solute. 21. Does the solute particles scatter beam of light? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 22. $^{Find the solution to the equation:}$$^{-13 + 5a = 3(a-3)}$ A) A = 5. B) A = 9. C) A = 0. D) A = 2. Show Answer Correct Answer: D) A = 2. 23. Which technique could increase or speed up the rate of dissolving? A) Allowing the mixture to settle. B) Stirring the mixture. C) Adding more powder. D) Adding more water. Show Answer Correct Answer: B) Stirring the mixture. 24. SALT+ WATER can be separated bu using the method of- A) FILTRATION. B) EVAPORATION. C) SEDIMENTATION and DECANTATION. D) None of the above. Show Answer Correct Answer: B) EVAPORATION. 25. Colligative property depends on A) Nature of solute particles dissolved in solution. B) Number of solute particles in solution. C) Physical property of the solute particles. D) Nature of solvent particles. Show Answer Correct Answer: B) Number of solute particles in solution. ← 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