This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 2 Acids, Bases And Salts – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. As we dilute a solution ..... A) The volume increases and the molarity (M) increases. B) The volume increases and the molarity (M) decreases. C) The volume decreases and the molarity (M) increases. D) The volume decreases and the molarity (M) decreases. Show Answer Correct Answer: B) The volume increases and the molarity (M) decreases. 2. Which of the following acid-base theories best describes the acidic nature of BF$_{3}$? A) Arrhenius Concept. B) Bronsted Lowry Concept. C) Lewis Concept. D) None. Show Answer Correct Answer: C) Lewis Concept. 3. Which solution releases H+ in solution? A) Base. B) Acid. C) Buffer. D) Water. Show Answer Correct Answer: B) Acid. 4. An acid A with sodium hydrogencarbonate is used in making the cakes fluffy and spongy. It is due to the release of B gas A) A:Oxalic acid:B:CO$_{2}$. B) A:Tartaric acid:B:O$_{2}$. C) A:Succinic acid:B:H$_{2}$. D) A:Tartaric acid:B:CO$_{2}$. Show Answer Correct Answer: D) A:Tartaric acid:B:CO$_{2}$. 5. Bases are the substance which will produce A) OH$^{-}$ions. B) H$^{+ ions}$. C) Both. D) None. Show Answer Correct Answer: A) OH$^{-}$ions. 6. Lime water turns milky on passing which gas through it A) H2. B) Cl2. C) CO2. D) NH3. Show Answer Correct Answer: C) CO2. 7. Zinc granules on treating with an acid X, forms zinc sulphate (ZnSO4) salt along with the evolution of a gas Y which burns with a pop sound when brought near to a burning candle. Identify the acid X and gas evolved Y. A) X-Sulphuric acid and Y-Oxygen gas. B) X-Hydrochloric acid and Y-Oxygen gas. C) X-Sulphuric acid and Y-Hydrogen gas. D) X-Hydrochloric acid and Y-Hydrogen ga. Show Answer Correct Answer: C) X-Sulphuric acid and Y-Hydrogen gas. 8. Which of the foll phenomena occur when a small amunt of acid is added to water A) Ionisation. B) Neutralization. C) Dilution. D) Formation. Show Answer Correct Answer: C) Dilution. 9. Chlor-Alkali process ..... are produced A) NaOH, Cl $ _ {2} $. B) NaOH, Cl$_{2, }$H$_{2}$. C) NaOH, Cl $ _ {2} $, n $ _ {2} $. D) None of these. Show Answer Correct Answer: B) NaOH, Cl$_{2, }$H$_{2}$. 10. 1] The litmus paper is produced from A) Lichens. B) Plant leaves. C) Fruits. D) Spinach. Show Answer Correct Answer: A) Lichens. 11. The following properties are describing ..... :* pH range of 0-6.9*turn litmus red*contains more H+ than OH- A) Acids. B) Bases. C) Salts. D) Neutralization. Show Answer Correct Answer: A) Acids. 12. Which of the following salts will give an aqueous solution having pH of almost 7? A) Ammonium nitrate. B) Ammonium chloride. C) Calcium chloride. D) Sodium chloride. Show Answer Correct Answer: D) Sodium chloride. 13. When found in food, bases often taste ..... A) Sour. B) Bitter. C) Salty. D) Soggy. Show Answer Correct Answer: B) Bitter. 14. Which of the following can be used by a blind person to test whether a given product is acidic or basic? A) P$^{H}$ paper. B) Turmeric. C) Clove. D) Red Cabbage Extract. Show Answer Correct Answer: C) Clove. 15. Which of the foll is not a base A) NAOH. B) KOH. C) NH4OH. D) C2H5OH. Show Answer Correct Answer: D) C2H5OH. 16. Which of the following salts is least likely to react with water? A) NaCl. B) CH $ _ {3} $ coona. C) NH$_{4}$Cl. D) CH $ _ {3} $ cook $ _ {4} $. Show Answer Correct Answer: A) NaCl. 17. Which of the following would be least likely to act as a reducing agent? A) H$_{2}$S. B) SO$_{2}$. C) SO$_{3}$. D) NO. Show Answer Correct Answer: C) SO$_{3}$. 18. Which one of these is an indicator? A) Litmus Paper. B) Orange Juice. C) Shampoo. D) Lotion. Show Answer Correct Answer: A) Litmus Paper. 19. Salt water did not react with the Red or Blue litmus paper. This must mean A) Salt water is a Base. B) Salt water is an Acid. C) Salt water is neutral. D) Salt water is charged. Show Answer Correct Answer: C) Salt water is neutral. 20. Which of the following salt is acidic in nature? A) CaCO$_{3}$. B) CH $ _ {3} $ coona. C) NH$_{4}$Cl. D) NaCl. Show Answer Correct Answer: C) NH$_{4}$Cl. 21. The chemical formula of caustic potash is A) NaOH. B) CA (OH) 2. C) NH4OH. D) KOH. Show Answer Correct Answer: D) KOH. 22. Which of the foll substances will not give carbon dioxide on treatment with dilute acid A) Marble. B) Limestone. C) Baking soda. D) Lime. Show Answer Correct Answer: D) Lime. 23. What happens when a solution of an acid is mixed with a solution of a base in a test tube? A) Temperature of the solution increases. B) Temperature of the solution decreases. C) Temperature remains constant. D) No reaction. Show Answer Correct Answer: A) Temperature of the solution increases. 24. Identify the products, when nitric acid reacts with potassium hydroxide- A) Potassium nitrate & water. B) Potassium hydroxide and water. C) Potassium sulphate and water. D) None. Show Answer Correct Answer: A) Potassium nitrate & water. 25. What colour would hydrochloric acid turns universal indicator? A) Orange. B) Yellow. C) Purple. D) Red. Show Answer Correct Answer: D) Red. ← PreviousNext →Related QuizzesClass 10 Science Chapter 2 Acids, Bases And Salts Quiz 1Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 2Class 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 10Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books