This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 2 Acids, Bases And Salts – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Indicators change color in the presence of a(n) ..... A) Acid or base. B) Buffer. C) Water molecule. D) Ester. Show Answer Correct Answer: A) Acid or base. 2. Tooth enamel is made up of A) Calcium phosphate. B) Calcium carbonate. C) Calcium oxide. D) Potassium. Show Answer Correct Answer: A) Calcium phosphate. 3. Acidic salts are made up of ..... acid and ..... base, respectively. A) Strong, weak. B) Strong, strong. C) Weak, strong. D) Weak, weak. Show Answer Correct Answer: A) Strong, weak. 4. Calcium sulphate hemi hydrate is gypsum A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 5. An aqueous solution turns red litmus blue, excess addition of which of the following would reverse the change? A) Baking powder. B) Lime. C) Ammonium hydroxide solution. D) HCL. Show Answer Correct Answer: D) HCL. 6. Sodium hydrogen carbonate when added to acetic acid evolves a gas.which of the statement is true about the gas evolved A) It turns lime water milky. B) It burns with a pop sound. C) It changes the soln colorless. D) It has a pungent smell. Show Answer Correct Answer: A) It turns lime water milky. 7. Lime water is A) Cao. B) CA (OH) 2. C) Caco3. D) CaCl2. Show Answer Correct Answer: B) CA (OH) 2. 8. Which of the following is not a mineral acid? A) Hydrochloric acid. B) Citric acid. C) Sulphuric acid. D) Nitric acid. Show Answer Correct Answer: B) Citric acid. 9. Acid secreted by our body (stomach) for digestion of food is- A) Concentrated Hydrochloric acid. B) Dilute Acetic acid. C) Dilute Hydrochloric acid. D) Concentrated Sulphuric acid. Show Answer Correct Answer: C) Dilute Hydrochloric acid. 10. Acid in your stomach is: A) Sulfuric acid. B) Nitric acid. C) Citric acid. D) Hydrochloric acid. Show Answer Correct Answer: D) Hydrochloric acid. 11. Complete the definition below:Acids are ..... A) Hydrogen donors. B) Hydrogen acceptors. C) Proton donors. D) Proton acceptors. Show Answer Correct Answer: C) Proton donors. 12. A base has a ..... taste. A) Bland. B) Salty. C) Bitter. D) Sour. Show Answer Correct Answer: C) Bitter. 13. Which one of the following will turn red litmus blue? A) Vinegar. B) Baking soda solution. C) Lemon juice. D) Soft drinks. Show Answer Correct Answer: B) Baking soda solution. 14. Hydrochloric acid A) HCl. B) $ _ {Hclo} $. C) H$_{3}$ClO$_{3}$. D) HCLO $ _ {3} $. Show Answer Correct Answer: A) HCl. 15. Basic oxide A) BaO. B) P $ _ {2} $ o $ {5} $. C) ZnO. D) CO$_{2}$. Show Answer Correct Answer: A) BaO. 16. How many mL of stock solution of 2M NaCl do you need to prepare 100 mL of 0.150M NaCl? A) 7.5 mL. B) 15 mL. C) 1333 mL. D) 200 mL. Show Answer Correct Answer: A) 7.5 mL. 17. Acids which dissociate almost completely in aqueous solutions are known as: A) Dilute acids. B) Strong acids. C) Weak acids. D) Concentrated acids. Show Answer Correct Answer: B) Strong acids. 18. During preparation of HCL gas on a humid day the gas is usually passed through the guardtube containing calcium chloride.The role of calcium chloride is A) Absorb the evolved gas. B) Moisten the gas. C) Absorb moisture from the gas. D) Absorb CL ions from the evolved gas. Show Answer Correct Answer: C) Absorb moisture from the gas. 19. In a neutralization reaction, what are the products of a reaction between an acid and a base? A) Another acid and base. B) Carbon dioxide and a salt. C) Water and a salt. D) Either two acids or two bases. Show Answer Correct Answer: C) Water and a salt. 20. Identify the element-a) It is a white translucent solid.b) It readily reacts with water and produces an alkaline solution. c) It is stored in kerosene A) Sodium. B) Calcium. C) Aluminium. D) Phosphorus. Show Answer Correct Answer: A) Sodium. 21. Which gas is produced when metal carbonate reacts with acids? A) Oxygen. B) Carbon dioxide. C) Nitrogen. D) Hydrogen. Show Answer Correct Answer: D) Hydrogen. 22. To relieve pain due to acidity, we can take A) Sour milk. B) Lemon juice. C) Orange juice. D) Milk of magnesia. Show Answer Correct Answer: D) Milk of magnesia. 23. A neutral substance would have pH of ..... A) 8. B) 7. C) 6. D) 14. Show Answer Correct Answer: B) 7. 24. TRUE OR FALSE:Alkalis are a sub group in the large family of bases. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 25. Fizzy drinks (soda) contain: A) Carbonic acid. B) Sulfuric acid. C) Nitric acid. D) Hydrochloric acid. Show Answer Correct Answer: A) Carbonic acid. ← PreviousNext →Related QuizzesClass 10 Science Chapter 2 Acids, Bases And Salts Quiz 1Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 3Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 4Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 5Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 6Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 7Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 8Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 9Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 10Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books