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By Savita S. More

Maharashtra Board Class 8 Introduction to Acid and Base MCQ

Maharashtra Board Class 8 Introduction to Acid and Base MCQ

 

Multiple Choice Questions (MCQs) on Acids and Bases:

 

What is the taste of acids?

  1. a) Sweet
  2. b) Bitter
  3. c) Sour
  4. d) Astringent

Answer: c) Sour

 

Which of the following is a mineral acid?

  1. a) Citric acid
  2. b) Hydrochloric acid
  3. c) Acetic acid
  4. d) Ascorbic acid

Answer: b) Hydrochloric acid

 

What is a common property of bases?

  1. a) Sour taste
  2. b) Bitter taste
  3. c) Slippery to touch
  4. d) Corrosive in nature

Answer: c) Slippery to touch

 

Which substance is an example of a base?

  1. a) Lemon
  2. b) Baking soda
  3. c) Vinegar
  4. d) Tamarind

Answer: b) Baking soda

 

What is the purpose of using indicators?

  1. a) To taste acids and bases
  2. b) To neutralize substances
  3. c) To recognize acids and bases by color change
  4. d) To dilute strong acids

Answer: c) To recognize acids and bases by color change

 

Which acid is present in the human stomach for digestion?

  1. a) Citric acid
  2. b) Sulfuric acid
  3. c) Nitric acid
  4. d) Hydrochloric acid

Answer: d) Hydrochloric acid

 

What is the chemical reaction called when an acid reacts with a base?

  1. a) Ionization
  2. b) Neutralization
  3. c) Oxidation
  4. d) Reduction

Answer: b) Neutralization

 

Which component is common in all acids?

  1. a) Hydroxide ions (OH-)
  2. b) Hydrogen ions (H+)
  3. c) Oxygen ions (O2-)
  4. d) Nitrate ions (NO3-)

Answer: b) Hydrogen ions (H+)

 

What is the primary constituent of alkalies?

  1. a) Hydrogen ions (H+)
  2. b) Hydroxide ions (OH-)
  3. c) Nitrate ions (NO3-)
  4. d) Sodium ions (Na+)

Answer: b) Hydroxide ions (OH-)

 

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