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MCQs

Total Questions : 23 | Page 1 of 3 pages
Question 1. When an acid reacts with metal carbonate, the products are
  1.    salt
  2.    water
  3.    carbon dioxide
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2. Phenolphthalein in acidic solution is
  1.    colorless
  2.    pink colored
  3.    yellow colored
  4.    orange colored
 Discuss Question
Answer: Option A. -> colorless
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 3. Preservatives are used to preserve
  1.    food
  2.    acids
  3.    bases
  4.    water
 Discuss Question
Answer: Option A. -> food
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 4. The process in which acids (H+) and bases (OH-) react to form salts and water is called
  1.    neutralization
  2.    hydrogenation
  3.    halogenation
  4.    sublimation
 Discuss Question
Answer: Option A. -> neutralization
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 5. A species which can accept a proton is called
  1.    acid
  2.    base
  3.    neutral compound
  4.    cation
 Discuss Question
Answer: Option B. -> base
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 6. Corrosive effect on the skin is caused by
  1.    acids
  2.    bases
  3.    water
  4.    mercury
 Discuss Question
Answer: Option A. -> acids
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 7. A substance that donates a pair of electrons to form a coordinate covalent bond is called
  1.    Lewis acid
  2.    Lewis base
  3.    Bronsted-Lowry acid
  4.    Bronsted-Lowry base
 Discuss Question
Answer: Option B. -> Lewis base
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 8. If the pH value is greater than 7, then the solution is
  1.    acidic
  2.    basic
  3.    neutral
  4.    salty
 Discuss Question
Answer: Option B. -> basic
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 9. The pH of water is
  1.    8
  2.    3
  3.    2
  4.    7
 Discuss Question
Answer: Option D. -> 7
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 10. The amount of Hydrochloric Acid (HCl) secreted daily by gastric glands is
  1.    1 lit
  2.    3 lit
  3.    2 lit
  4.    4 lit
 Discuss Question
Answer: Option C. -> 2 lit
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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