MEDIUM
7th CBSE
IMPORTANT
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Important Questions on Acids, Bases and Salts

HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Short Answer Type Questions>Q 38
A shopkeeper has a few bottles of soft drinks in his restaurant which are not labelled. One customer wants acidic drink, another wants basic drink and the third one wants neutral drink. How will the shopkeeper decide which drink is to be served to whom?
MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Short Answer Type Questions>Q 39
State the main differences between acids and bases.
MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Short Answer Type Questions>Q 40
State whether distilled water is acidic, basic or neutral. How will you confirm it?
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Long Answer Type Questions>Q 41
What is meant by acid rain?
How is acid rain caused?
What damage is caused by acid rain?
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Long Answer Type Questions>Q 42
What are neutral salts, acidic salts and basic salt. Give two examples each of neutral, acidic and basic salts.
MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Long Answer Type Questions>Q 43
What is an acid? Name any two acids. How can you test the presence of an acid in a substance?
HARD
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Long Answer Type Questions>Q 44
What is base? Name any two bases. How can you test the presence of base in a substance?
MEDIUM
7th CBSE
IMPORTANT
AWARENESS SCIENCE for Seventh Class>Chapter 5 - Acids, Bases and Salts>Long Answer Type Questions>Q 45
What is neutralisation? Describe the process of neutralisation with the help of an example.