EASY
7th CBSE
IMPORTANT
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How does litmus indicator work?

Important Questions on Acids, Bases and Salts

EASY
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 3
Which acid is produced in our stomach?
EASY
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 1
Why do curd, lemon juice and tamarind taste sour?
EASY
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 2
What happens in the stomach when we eat very spicy food?
MEDIUM
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 3
Why is an antacid tablet taken when you suffer from acidity?
EASY
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 1
Write one use of sulphuric acid.
EASY
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 1
Write one use of hydrochloric acid.
EASY
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 1
Write one use of nitric acid.
MEDIUM
7th CBSE
IMPORTANT
LEARNING SCIENCE>Chapter 5 - Acids, Bases and Salts>Exercise>Q 2
Why should factory wastes be neutralised before discharging them into water bodies? Explain.