Q8 of 29 Page 73

Answer the following questions.

Classify the acids according to their basicity and give one example of each type.

Basicity of acids: The number of H+ ions obtainable by the dissociation of one molecule of an acid is called its basicity.



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6

Write down the concentration of each of the following solutions in g/L and mol/L.

4.9g H2SO4 in 200ml solution

 7

Obtain a sample of rainwater. Add to it a few drops of universal indicator. Meausre its pH. Describe the nature of the sample of rainwater and explain the effect if it has on the living world.

 8

Answer the following questions.

What is meant by neutralization? Give two examples from everyday life of the neutralization reaction.

 8

Answer the following questions.

Explain what is meant by electrolysis of water. Write the electrode reactions and explain them.