MEDIUM
7th CBSE
IMPORTANT
Earn 100

Name an acidic gas which is discharged into the atmosphere on the burning of fuels like coal and natural gas. How is this gas formed?

Important Questions on Acids, Bases and Salts

MEDIUM
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q B
What are the general properties of basic substances?
HARD
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q C
Write the properties of an acid.
MEDIUM
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q C
Describe an activity to show the effect of an acid on carbonates and hydrogen carbonates.
MEDIUM
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q C
What is acid rain? How is it formed? Mention three bad effects of acid rain.
MEDIUM
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q C
Write a note on the uses of bases.
EASY
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q D
The sour things we eat contain _____. (acid/base)
EASY
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q D
Ammonium hydroxide is a _____. (salt / base)
MEDIUM
7th CBSE
IMPORTANT
Basic Science For Class 7>Chapter 2 - Acids, Bases and Salts>Exercises>Q D
An acid is _____ by a base.