EASY
10th CBSE
IMPORTANT
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During the preparation of hydrogen chloride gas on a humid day, the gas is usually passed through the guard tube containing calcium chloride. The role of calcium chloride taken in the guard tube is to

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Important Questions on Acids, Bases And Salts

EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 2
Which of the following statements is correct about an aqueous solution of an acid and of a base?
(i) Higher the pH, stronger the acid (ii) Higher the pH weaker the acid
(iii) Lower the pH, stronger the base (iv) Lower the pH, weaker the base
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 3
Which of the following phenomena occur, when a small amount of acid is added to water?
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 4
Which of the following gives the correct increasing order of acidic strength?
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 5
Which of the following statements is not correct?
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 1
Which bases are called alkalis? Give an example of alkalis.
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 2
How is the concentration of hydronium ions affected, when concentrated hydrochloric acid is diluted?
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 3
How is concentration of hydroxyl ions affected, if more of solid sodium hydroxide dissolves in a solution of sodium hydroxide?
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2B>Q 4
In which pH range does the human body function efficiently?