MEDIUM
10th ICSE
IMPORTANT
Earn 100

Why is an aqueous solution of sodium chloride neutral but an aqueous solution of sodium carbonate basic? 

Important Questions on Acids, Bases and Salts

MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 5
How concentrated sulphuric acid can be diluted? Describe the process. 
HARD
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 7

Complete the following table with the acids and bases used to form particular salt. Also given the idea of whether the acid/ base is strong or weak and nature of the salt. 

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HARD
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 1
Why is baking soda, NaHCO3, used to cure skin burns of acids?
MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 2
 ''Sodium hydrogen carbonate is a basic salt." Justify the statement. How is it converted into washing soda? 
MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 3
'Calcium chloride is also known as bleaching powder'. Justify the statement.
MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 4
A baker found that the cake prepared by him is hard and small in size. Which ingredient has he forgotten to add that would have made the cake fluffy? Give reason. 
MEDIUM
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 5
What is meant by 'Water of crystallisation' in a substance? Explain with an example.
HARD
10th ICSE
IMPORTANT
Science Chemistry>Chapter 2 - Acids, Bases and Salts>Practice Questions>Q 5
Explain how anhydrous copper sulphate can be used to detect the presence of moisture in a liquid?