This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part I) Chapter 2 Solutions – Quiz 26 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part I) Chapter 2 Solutions Quiz 26 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Based on the equations for each line, determine how many solutions the system would have.y=5x+3y=5x-2 A) Infinite Number of Solutions. B) No Solution. C) One Solution. D) None of the above. Show Answer Correct Answer: B) No Solution. 2. $7x-3=7x+5$ A) No Solution. B) Infinite Solutions. C) $x=2$. D) $x=8$. Show Answer Correct Answer: A) No Solution. 3. Which is the correct complete ionic equation for the reaction of K2CO3(aq) with ZnCl2(aq) to form ZnCO3(s) and KCl(aq)? A) K+(aq) + CO32-(aq) + Zn2+(aq) + Cl-(aq) $\rightarrow$K+(aq) + Cl-(aq) + ZnCO3(s). B) Zn2+(aq) + CO32-(aq) $\rightarrow$ ZnCO3(s). C) K2CO3(aq) + ZnCl2(aq) $\rightarrow$ ZnCO3(s) + 2KCl(aq). D) 2K+(aq) + CO32-(aq) + Zn2+(aq) + 2Cl-(aq) $\rightarrow$2K+(aq) + 2Cl-(aq) + ZnCO3(s). Show Answer Correct Answer: D) 2K+(aq) + CO32-(aq) + Zn2+(aq) + 2Cl-(aq) $\rightarrow$2K+(aq) + 2Cl-(aq) + ZnCO3(s). 4. Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both? A) Water. B) Coffee. C) Kool-aid. D) Sugar. Show Answer Correct Answer: A) Water. 5. How does air pressure change as you go from the top of a mountain to sea level? A) Pressure increases. B) Pressure decreases. C) Pressure stays the same. D) It depends of the weather. Show Answer Correct Answer: A) Pressure increases. 6. -(n-8) =-2 A) 6. B) 10. C) -10. D) -6. Show Answer Correct Answer: B) 10. 7. When one substance dissolves evenly in another its known as a ..... A) Solution. B) Mixture. C) All the above. D) None of the above. Show Answer Correct Answer: A) Solution. 8. LIQUIDS CHANGE INTO SOLIDS A) CONDENSATION. B) MELTING. C) EVAPORATION. D) FREEZING. Show Answer Correct Answer: D) FREEZING. 9. Solutions are a type of mixture. What makes solutions different from other mixtures is ..... A) The elements in a solution react to compounds. B) One substance dissolves in the other. C) Two or more substances are combined. D) None of the above. Show Answer Correct Answer: B) One substance dissolves in the other. 10. If there is more than the maximum amount of solute particles in a solution, it is said to be A) Saturated. B) Unsaturated. C) Supersaturated. D) Concentrated. Show Answer Correct Answer: C) Supersaturated. 11. 4L of 0.02 M aqueous solution of NaCl was diluted by adding one litre of water. The molarity of the resultant solution is ..... A) 0.004. B) 0.008. C) 0.012. D) 0.016. Show Answer Correct Answer: D) 0.016. 12. What is the molar mass NaCl? A) 58 grams. B) 22.95 grams. C) 162 grams. D) 6.02 x 10$^{23}$. Show Answer Correct Answer: A) 58 grams. 13. How can you decrease the concentration of a solution? A) You cannot decrease the concentration. B) Add solvent. C) Pour out some of the solution. D) Add solute. Show Answer Correct Answer: B) Add solvent. 14. A solution that has the maximum amount of solute dissolved in the solvent is called ..... A) Saturated. B) Supersaturated. C) Unsaturated. D) Suspension. Show Answer Correct Answer: A) Saturated. 15. What is something that can be dissolved in a solution called? A) Colloid. B) Soluble. C) Insoluble. D) Suspension. Show Answer Correct Answer: B) Soluble. 16. Which is a colligative property? A) Boiling point. B) Vapour pressure. C) Osmotic pressure. D) Freezing point. Show Answer Correct Answer: C) Osmotic pressure. 17. ..... means to combine together. A) Stir. B) Mix. C) Distribute. D) Solute. Show Answer Correct Answer: B) Mix. 18. Which molecule contains bonds of GREATER polarity? A) H2O. B) OF2. C) All the above. D) None of the above. Show Answer Correct Answer: A) H2O. 19. The substance dissolve in a solution is A) Solute. B) Solvent. C) Concentration. D) Solution. Show Answer Correct Answer: A) Solute. 20. ..... is used as drying agent A) Hydroscopic. B) Barometer. C) Hydro meter. D) Deliquescene. Show Answer Correct Answer: A) Hydroscopic. 21. Kevin got sick and went to the doctor. 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. 22. A solution in which the solvent cannot dissolve any more solute ..... A) Dilute. B) Concentrated. C) Saturated. D) None of the above. Show Answer Correct Answer: C) Saturated. 23. Amount of solute that can dissolve in a given amount of solvent at a given temperature A) Saturated solution. B) Solubility. C) Pure substance. D) Colloid. Show Answer Correct Answer: B) Solubility. 24. Low concentration of oxygen in the blood and tissues of people living at highaltitude is due to ..... (i) low temperature(ii) low atmospheric pressure(iii) high atmospheric pressure(iv) both low temperature and high atmospheric pressure A) Low temperature. B) Low atmospheric pressure. C) High atmospheric pressure. D) Both low temperature and high atmospheric pressure. Show Answer Correct Answer: B) Low atmospheric pressure. 25. The substance that gets dissolved in a solution is called a(n) A) Acid. B) Base. C) Solute. D) Solvent. Show Answer Correct Answer: C) Solute. ← 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