MEDIUM
7th CBSE
IMPORTANT
Earn 100

Which substance is added to an acidic soil to neutralise it?

Important Questions on Acids, Bases and Salts

EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 1
What are mineral acids?
HARD
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 2
In which medium will acidic or basic phenolphthalein change its colour and why?
MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 3
What colour change is observed when litmus paper is dipped in table salt solution?
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 4
Why does toothpaste have a base ingredients.
EASY
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 5
How does milk of magnesia soothe acidity in the stomach?
MEDIUM
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 1
Differentiate between strong and weak acids.
HARD
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 2
What are indicators? Name any three indicators and state the colour change which takes place in (i) acids (ii) bases.
HARD
7th CBSE
IMPORTANT
Galaxy Science in Everyday Life>Chapter 5 - Acids, Bases and Salts>Chapter Review>Q 3
Acids neutralise the base to form salt. Are all salts neutral? Give examples to support your answer.