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Indian Navy SSR Acids, Bases and Salts — practice questions

Explore 3 free Acids, Bases and Salts questions in Indian Navy SSR Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Acids, Bases and Salts questions and exercises with answers

Showing questions 1–3 of 3.

Baking soda (NaHCO₃) is used in antacid tablets mainly because it:Read the answer and worked solution →Which of the following is used for dissolution of gold?Read the answer and worked solution →Which among the following is not a base?Read the answer and worked solution →

Worked practice questions

Baking soda (NaHCO₃) is used in antacid tablets mainly because it:

  1. thickens stomach lining
  2. neutralises stomach acid
  3. kills stomach bacteria
  4. absorbs water in gut
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Correct answer: B. neutralises stomach acid

NaHCO₃ is a mild base. In the acidic stomach it neutralises excess HCl, easing the discomfort of acidity.

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Which of the following is used for dissolution of gold?

  1. Hydrochloric acid
  2. Aqua regia
  3. Sulphuric acid
  4. Nitric acid
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Correct answer: B. Aqua regia

This Acids, Bases and Salts item tests a core Chemistry concept. Correct answer: Aqua regia. _Source: syllabus Exemplar Science Class 10_

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Which among the following is not a base?

  1. NaOH
  2. KOH
  3. NH₄OH
  4. C₂H₅OH
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Correct answer: D. C₂H₅OH

This Acids, Bases and Salts item tests a core Chemistry concept. Correct answer: C₂H₅OH. _Source: syllabus Exemplar Science Class 10_

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