MEDIUM
9th Kerala Board
IMPORTANT
Earn 100

What type of substances are present in antacids? How do they work?

Important Questions on Acids, Bases, Salts

MEDIUM
9th Kerala Board
IMPORTANT
What happens to the amount of H+ ions when a little acid is added to water?
MEDIUM
9th Kerala Board
IMPORTANT
What happens to the amount of H+ ions when a little alkali is added to water?
EASY
9th Kerala Board
IMPORTANT

Observe the pH scale and answer the question given below.

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What is the pH value of a neutral solution?

EASY
9th Kerala Board
IMPORTANT

Observe the pH scale and answer the question given below.

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What is the nature of the solution having pH value more than 7?

EASY
9th Kerala Board
IMPORTANT

Observe the pH scale and answer the question given below.

Question Image 

What is the nature of the solution having pH value less than 7?

MEDIUM
9th Kerala Board
IMPORTANT
Does the acidic nature or the basic nature increase with an increase in the pH value?
MEDIUM
9th Kerala Board
IMPORTANT
Does the amount of H+ ions increase of decrease with an increase in the pH value?
MEDIUM
9th Kerala Board
IMPORTANT
What are the products of the reaction between dilute hydrochloric acid and sodium hydroxide solution?