Acids, Bases and Salts - Applications

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Here is a practical, application-focused subcategory description for Inorganic Chemistry → Acids, Bases and Salts – Applications:


Acids, Bases and Salts – Applications

The Acids, Bases and Salts – Applications section demonstrates how the principles of acid-base chemistry and salts are applied in industry, laboratory, medicine, environment, and daily life. This module is designed for Class 11–12 students, undergraduate learners, and competitive exam aspirants, helping them connect theory with real-world chemical applications.

In this section, you will explore:

  • Industrial applications – manufacturing of chemicals, fertilizers (ammonium salts, nitrates, phosphates), and cleaning agents

  • Laboratory applications – titrations, buffer preparation, and standardization of solutions

  • Pharmaceutical relevance – antacids, buffer solutions in medicines, and pH adjustment in formulations

  • Environmental applications – water treatment, acid rain analysis, and pH monitoring of natural waters

  • Food and agriculture – use of salts as preservatives, pH regulation, and soil treatment

  • Everyday applications – baking soda, citric acid in beverages, and cleaning agents

  • Industrial and chemical safety considerations – handling strong acids and bases, neutralization processes

  • NCERT- and UG-aligned explanations, supported by reaction equations, diagrams, case studies, MCQs, and practical questions

The content is structured to enhance conceptual relevance, develop analytical thinking, and prepare students for application-based questions in exams, practicals, and competitive assessments.

Develop a practical understanding of Acids, Bases and Salts to see how chemistry directly impacts industry, health, environment, and daily life.

Q. What is the function of phosphoric acid in soft drinks?
  • A. Sweetener
  • B. Preservative
  • C. Flavor enhancer
  • D. Acidulant
Q. What is the function of sodium citrate in food applications?
  • A. Preservative
  • B. Emulsifier
  • C. Buffering agent
  • D. Coloring agent
Q. What is the primary application of phosphoric acid in the beverage industry?
  • A. Sweetener
  • B. Preservative
  • C. Acidulant
  • D. Coloring agent
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 calcium carbonate in the construction industry?
  • A. Cement production
  • B. Glass manufacturing
  • C. Paint production
  • D. Plastic production
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 often used in the production of explosives?
  • A. Acetic acid
  • B. Nitric acid
  • C. Sulfuric acid
  • D. Hydrochloric acid
Q. Which acid is used in the pickling process of metals?
  • A. Hydrochloric acid
  • B. Sulfuric acid
  • C. Nitric acid
  • D. Phosphoric acid
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 manufacture of soap?
  • A. Sodium hydroxide
  • B. Potassium hydroxide
  • C. Calcium hydroxide
  • D. Ammonium hydroxide
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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