In Text Questions Page Number 22 Chapter 2 Science Class 10 NCERT Solutions in Text Question Chapter 2 Acids, Bases

In text Questions page number 22 Chapter 2: Acids, Bases and Salts Science Class 10 solutions are avalable at ourwebsite to help the students. In text Questions page number 22 is solved by our expert teachers. You can get ncert solutions and notes for class 10 chapter 2 absolutely free. NCERT Solutions for class 10 Science Chapter 2: Acids, Bases and Salts will definitely help in improving your marks in CBSE Board examinations.

In text Questions page number 22

Question 1. Why should curd and sour substances not be kept in brass and copper vessels?
Answer: Curd and sour substances should not be kept in brass and copper as curd and sour substances are acidic in nature and react with the metallic surface of the brass and copper to form some toxic compound which may be unfit for health.

Question 2. Which gas is usually liberated when an acid reacts with a metal? Illustrate with an example. How will you test for the presence of this gas?
Answer: When acids react with metal generally hydrogen gas is produced. We can test it by bringing burning candle near to it then it will produce pop sound.

Question 3. Metal compound A reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. Write a balanced chemical equation for the reaction if one of the compounds formed is calcium chloride.
Answer:

Metal compound A reacts with dilute hydrochloric acid to produce