(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Chemistry

Name the gas that is produced in the given case:

The action of cold and dilute nitric acid on copper

Write the ionization of sulphuric acid showing the formation of hydronium ion.

Give the basicity of nitric acid.

Give two examples of the following:

dibasic acid

Give two examples of the following:

tribasic acid

Name the acidic anhydride of the following acid:

Sulphurous acid

What do you understand by the statement ‘acetic acid is a monobasic acid'?

Explain the following:

Carbonic acid gives an acid salt but hydrochloric acid does not. 

What do you understand by the strength of an acid?

Give an equation to show how the following is made from their corresponding anhydride.

sulphurous acid

Give an equation to show how the following is made from their corresponding anhydride.

phosphoric acid

Give an equation to show how the following is made from their corresponding anhydride.

carbonic acid

Give an equation to show how the following is made from their corresponding anhydride.

sulphuric acid

Give one example in the following case:

A weak mineral acid.

How would you obtain salt from another salt?

Distinguish between acidity of bases and basicity of acids.

What happens when ammonia solution is added first dropwise and then in excess to the following solution:

CuSO₄

Write a balanced equation for this reaction.

What happens when ammonia solution is added first dropwise and then in excess to the following solution:

ZnSO₄

Write a balanced equation for this reaction.

What happens when ammonia solution is added first dropwise and then in excess to the following solution:

FeCl₃

Write a balanced equation for this reaction.

What kind of salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.