This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 2 Acids, Bases And Salts – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 2 Acids, Bases And Salts Quiz 6 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Milk of magnesia is used as an A) Chocolate. B) Soup. C) Antacid. D) None of them. Show Answer Correct Answer: C) Antacid. 2. If a base dissolves in water by what name is it better known? A) Neutralization. B) Basic. C) Acid. D) Alkali. Show Answer Correct Answer: D) Alkali. 3. Which one of the following metals reacts both with acid and base and releases hydrogen gas? A) Na. B) Fe. C) Zn. D) Cu. Show Answer Correct Answer: C) Zn. 4. What are acidic oxides? A) Another name for non-metallic oxides. B) Oxides which react with water and form acids. C) All the above. D) None of the above. Show Answer Correct Answer: B) Oxides which react with water and form acids. 5. Which is the correct set of acid properties: A) Sour taste, corrosive, change litmus from red to blue. B) Sour taste, corrosive, change litmus from blue to red. C) Sweet taste, slippery, change litmus from blue to red. D) Sour taste, slippery, change litmus from blue to red. Show Answer Correct Answer: B) Sour taste, corrosive, change litmus from blue to red. 6. If a substance has pH value of 14, that means it is a ..... A) Strong acid. B) Weak acid. C) Strong alkali. D) Weak alkali. Show Answer Correct Answer: C) Strong alkali. 7. What is used to disinfect water? A) Baking Soda. B) Sodium carbonate. C) Bleaching Powder. D) Sodium Hydroxide. Show Answer Correct Answer: C) Bleaching Powder. 8. What is the chemical Formula for Baking Soda? A) On $ _ {2} $ co $ _ {3} $. B) NaHCO$_{3}$. C) Case $ _ {4} $. 10h $ _ {2} $ 0. D) None of the Above. Show Answer Correct Answer: B) NaHCO$_{3}$. 9. When excess of Carbon dioxide is passed through lime water-the milkiness disappears due to A) Formation of soluble CaCO$_{3}$. B) Formation of insoluble CaCO$_{3}$. C) Formation of soluble Ca(HCO$_{3}$)$_{2}$. D) Formation of insoluble Ca(HCO$_{3}$)$_{2}$. Show Answer Correct Answer: C) Formation of soluble Ca(HCO$_{3}$)$_{2}$. 10. Which list of salts are all insoluble in water? A) Lead sulfate, copper carbonate, silver chloride. B) Copper sulfate, sodium carbonate, potassium chloride. C) Sodium sulfate, ammonium carbonate, magnesium chloride. D) Potassium sulfate, potassium carbonate, copper chloride. Show Answer Correct Answer: A) Lead sulfate, copper carbonate, silver chloride. 11. TRUE OR FALSE:Acidic oxides dissolve in water while basic oxides are insoluble A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. Which one will not change red litmus to blue? A) NaOH. B) HCl. C) KOH. D) Any otheruce. Show Answer Correct Answer: B) HCl. 13. Lime juice and orange juice contain: A) Citric acid. B) Ethanoic acid. C) Malic acid. D) Lactic acid. Show Answer Correct Answer: A) Citric acid. 14. All bases are soluble in water. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. Tomato is a natural source of which acid? A) Acetic acid. B) Citric acid. C) Tartaric acid. D) Oxalic acid. Show Answer Correct Answer: D) Oxalic acid. 16. From which plant litmus is extracted A) Lichens. B) Roses. C) Neem. D) China rose. Show Answer Correct Answer: A) Lichens. 17. Chemical formula of baking soda is Na$_{2}$CO$_{3}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 18. A compound X on reaction with a test tube of copper (II) oxide produced a blue coloured solution, releasing a colourless gas which puts out a burning splint with a pop sound. Identify the compound: A) Salt. B) Base. C) Acid. D) Alkali. Show Answer Correct Answer: C) Acid. 19. What are Bases? A) Bases are substances that are bitter in taste, feel soapy when touched and are acidic in nature. B) Bases are substances that are sour in taste, feel soapy when touched and are basic in nature. C) Bases are substances that are bitter in taste, feel soapy when touched and are basic in nature. D) Acids are substances that are bitter in taste, feel soapy when touched and are basic in nature. Show Answer Correct Answer: C) Bases are substances that are bitter in taste, feel soapy when touched and are basic in nature. 20. Acetic acid is a naturally occurring acid from natural source ..... A) Tamarind. B) Sour milk (Curd). C) Vinegar. D) Tomato. Show Answer Correct Answer: C) Vinegar. 21. Compound used for preparation of baking powder. A) On $ _ {2} $ co $ _ {3} $. B) NaOH. C) NaCl. D) NaHCO $ _ {3} $. Show Answer Correct Answer: D) NaHCO $ _ {3} $. 22. Which of the following does not form an acidic salt? A) Phosphoric acid. B) Carbonic acid. C) Hydrochloric acid. D) Sulphuric acid. Show Answer Correct Answer: B) Carbonic acid. 23. What is the chemical formula for Acetic Acid/Ethanoic Acid/Vinegar? A) CH$_{3}$COOH. B) C$_{2}$H$_{5}$OH. C) HCOH. D) (COOH)$_{2}$. Show Answer Correct Answer: A) CH$_{3}$COOH. 24. Salts of Sulphurous acid (H $_{2}$SO$_{3}$) is named as- A) Sulphates. B) Sulphites. C) Sulphide. D) None. Show Answer Correct Answer: B) Sulphites. 25. What colour does Universal Indicator turn in a solution of pH 6? A) Red. B) Yellow. C) Dark green. D) Turquoise. Show Answer Correct Answer: B) Yellow. ← 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 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