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WorksheetsAcids, Bases and Salts
Total questions: 20
Worksheet time: 16mins
Two examples of acidic substances :
Orange
Baking Soda
Turmeric
What is the colour of litmus in distilled water?
Red
Purple
Black
Substances in which tartaric acid is found :
Tamarind
Grapes
Soap
Unripe Mangoes
Complete the given equation :
Acid + Base ➝ Salt + (a)
What is meant by acid rain?
The substance having bitter taste and feels soapy on touching is called a (a) .
Explain the terms acids and acidic.
What are indicators?
Give an example of a neutralisation reaction.
How the process of neutralisation is effective in changing some of the quality of water?
It is not effective.
If the river water is too acidic or basic, it can affect the aquatic life. So by neutralising the pollutants before discharging into the river can at least change water quality to neutral.
We should keep the river as it is.
Neutralisation helps us in many ways in our everyday life. Explain with the help of an example.
How are the factory wastes neutralised?
Which gas is released when baking soda is mixed with vinegar?
Oxygen (O2)
Carbon dioxide (Co2)
Nitrogen (N)
Argon (Ar)
Name the colour of copper sulphate solution.
Green
Pink
Blue
Orange
Base found in window cleaner is (a) .
Give an example of an antacid.
Aluminium hydroxide
Magnesium carbonate
Magnesium hydroxide
All of the Above
What makes the soil acidic?
(a)
Name two natural indicator.
Turmeric
pH paper
Litmus
What is litmus?
Applications of neutralisation reaction in everyday life :
Ant bite
Writing on a sheet of paper
Soil treatment
