This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 2 Solutions – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 34 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How are suspensions and colloids different? A) Suspensions settle out and colloids do not settle. B) Colloids settle out and suspensions do not settle. C) Suspensions dissolve and colloids do not. D) Colloids dissolve and suspensions do not. Show Answer Correct Answer: A) Suspensions settle out and colloids do not settle. 2. A solute is added to a solvent without heating. After some time, a precipitate is observed. The solution is most likely: A) Unsaturated. B) Saturated. C) Supersaturated. D) None of the above. Show Answer Correct Answer: B) Saturated. 3. If Boron bonds with Hydrogen, a ..... bond forms. A) Polar covalent. B) Nonpolar covalent. C) Metallic. D) Ionic. Show Answer Correct Answer: B) Nonpolar covalent. 4. The state of matter depends on the ..... of these particles . A) State. B) Movement. C) Arrangement. D) None of the above. Show Answer Correct Answer: C) Arrangement. 5. The smoke was a tight little knot on the horizon was was uncoiling slowly. A) Simile. B) Metaphor. C) Personification. D) Hyperbole. Show Answer Correct Answer: B) Metaphor. 6. In what way is ice different to other solid materials? A) It is colder. B) It occurs naturally. C) Ice (solid water) is less dense than liquid water. D) The density of ice does not change when it is cooled down. Show Answer Correct Answer: C) Ice (solid water) is less dense than liquid water. 7. The substance in a solution that is dissolved into the solvent. A) Solution. B) Solvent. C) Solute. D) Suspension. Show Answer Correct Answer: C) Solute. 8. You begin with a solution of 400 grams of potassium chloride dissolved in 1250 mL of water. If the volume of water is increased by 33%, what is the final molarity of the solution? A) 3.2 M. B) 4.3 M. C) 5400 M. D) 5.4 M. Show Answer Correct Answer: A) 3.2 M. 9. Concentrated powdered drink solutions are ..... A) Darker in color. B) Lighter in color. C) Sweeter. D) Sweeter and darker in color. Show Answer Correct Answer: D) Sweeter and darker in color. 10. Combination of two or more different kinds of substances that keep their own physical properties and can be easily separated. A) Solution. B) Mixture. C) Solubility. D) Miscibility. Show Answer Correct Answer: B) Mixture. 11. Solve:6(y + 4) = 6y + 10 A) Y = 10. B) Y = 24. C) Infinitely many solutions. D) No solutions. Show Answer Correct Answer: D) No solutions. 12. KOH has a pOH of 3.0, what is the [OH$^{-}$]? A) 0.01 M. B) 0.001 M. C) 0.0001 M. D) 0.1 M. Show Answer Correct Answer: B) 0.001 M. 13. Jessica was worried about being the new kid at school so she made friends in the neighborhood before school started. 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. 14. During an investigation, several students make statements about solutions. Which statement is NOT true? A) When sugar dissolves in water, the sugar is evenly distributed throughout the solution. B) Solutions can be classified as mixtures. C) Heating the water first causes salt to dissolve faster. D) When salt is dissolved in water, parts of the solution taste saltier than others. Show Answer Correct Answer: D) When salt is dissolved in water, parts of the solution taste saltier than others. 15. Assertion:When NaCl is added to water a depression in freezing point is observed. Reason:The lowering of vapour pressure of a solution causes depression in the freezing point. A) Both A & R are true and R is correct explanation of A. B) Both A & R are true but R is not correct explanation of A. C) A true, R false. D) A false, R true. Show Answer Correct Answer: A) Both A & R are true and R is correct explanation of A. 16. Students are classifying substances. Which of the following substances is a solution? A) Sand and water. B) Sugar and water. C) Spaghetti and meatballs. D) Soil and water. Show Answer Correct Answer: B) Sugar and water. 17. What is a solution called when a solution reaches a point where it cannot dissolve any additional solute? A) Dissolvable. B) Solvable. C) Saturated. D) Satisfied. Show Answer Correct Answer: C) Saturated. 18. Which solution is more concentrated? A) 20 g salt in 50 milliliters of water. B) 40 g salt in 50 milliliters of water. C) 30 g salt in 50 milliliters of water. D) 10 g salt in 50 milliliters of water. Show Answer Correct Answer: B) 40 g salt in 50 milliliters of water. 19. When my statement is always true A) There is no solution. B) There is one solution. C) There is an infinite number of solutions. D) None of the above. Show Answer Correct Answer: C) There is an infinite number of solutions. 20. A solution has 10 moles of ammonia in 2L of solution. What is the molarity? A) 5.0 M. B) 20 M. C) 0.5 M. D) 0.2 M. Show Answer Correct Answer: A) 5.0 M. 21. In a polar covalent bond, electrons are shared ..... A) Equally. B) Unequally. C) Between non-metals with similar electronegativities. D) Between a metal and a non-metal. Show Answer Correct Answer: B) Unequally. 22. What is the role of a solvent in a solution? A) To dissolve the solute. B) To increase the pressure. C) To decrease the temperature. D) To act as a filter. Show Answer Correct Answer: A) To dissolve the solute. 23. Solution is A) Unstable. B) Stable. C) Can't be determined. D) None of the above. Show Answer Correct Answer: B) Stable. 24. What are the factors that affect solubility? A) Rate of stirring. B) Particle size. C) Temperature. D) All of these. Show Answer Correct Answer: D) All of these. 25. 8x-8 =-4x + 16 A) X = 8. B) X = 16. C) X = 24. D) X = 2. Show Answer Correct Answer: D) X = 2. ← 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