EASY
7th CBSE
IMPORTANT
Earn 100

What do you mean by china rose indicator? How do we prepare it?

Important Questions on Acids, Bases and Salts

EASY
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 5 - Acids, Bases and Salts>Exercises>Q 2
Explain the importance of neutralisation reaction in agriculture.
EASY
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 5 - Acids, Bases and Salts>Exercises>Q 3
Mention four important properties of bases.
MEDIUM
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 5 - Acids, Bases and Salts>Exercises>Q 4
Give some applications of neutralisations in daily life.
MEDIUM
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 5 - Acids, Bases and Salts>Exercises>Higher Order Thinking Skills
You are given three unlabelled bottles A, B and C containing colourless solutions, such that one of them is acid, the other base and the third neutral. How will you distinguish between them by using china rose as an indicator?
MEDIUM
7th CBSE
IMPORTANT
Frank Experience Science>Chapter 5 - Acids, Bases and Salts>Exercises>Q 1

Sumit is facing the problem of acidity. He visited a doctor who prescribed some medicines to treat acidity. The doctor also advised him to avoid fried and spicy food, and aerated drinks.

1. Comment on the nature of medicines prescribed by the doctor.

2. What happens if someone consumes spicy and fried food regularly in his/her diet?