Acids, Bases and Salts - Applications

Q. What is the function of phosphoric acid in soft drinks?
  • A. Sweetener
  • B. Preservative
  • C. Flavor enhancer
  • D. Acidulant
Q. What is the primary application of sodium hydroxide in industry?
  • A. Paper production
  • B. Textile processing
  • C. Water treatment
  • D. All of the above
Q. What is the primary use of acetic acid in the food industry?
  • A. Flavoring agent
  • B. Preservative
  • C. pH adjuster
  • D. All of the above
Q. What is the primary use of sodium bicarbonate in the food industry?
  • A. Preservative
  • B. Leavening agent
  • C. Flavor enhancer
  • D. Coloring agent
Q. What is the role of citric acid in food preservation?
  • A. Antioxidant
  • B. pH regulator
  • C. Flavor enhancer
  • D. Color stabilizer
Q. Which acid is used in the production of lead-acid batteries?
  • A. Sulfuric acid
  • B. Phosphoric acid
  • C. Nitric acid
  • D. Acetic acid
Q. Which of the following acids is commonly used in the production of fertilizers?
  • A. Sulfuric acid
  • B. Hydrochloric acid
  • C. Nitric acid
  • D. Acetic acid
Q. Which of the following bases is commonly used in the production of soap?
  • A. Sodium hydroxide
  • B. Potassium hydroxide
  • C. Calcium hydroxide
  • D. Ammonium hydroxide
Q. Which of the following is a common application of hydrochloric acid?
  • A. Cleaning metal surfaces
  • B. Food preservation
  • C. Water treatment
  • D. Beverage carbonation
Q. Which of the following salts is commonly used as a de-icing agent on roads?
  • A. Sodium chloride
  • B. Calcium carbonate
  • C. Potassium nitrate
  • D. Magnesium sulfate
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