EASY
7th CBSE
IMPORTANT
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Magnesium hydroxide is an example of a weak base. 

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Important Questions on Acids, Bases and Salts

MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>Think and Discuss
Why do we use universal indicators in the laboratory and not the naturally prepared indicators? 
MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>PRACTICE TIME>Q 2

How can turmeric be used as an indicator? 

MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>PRACTICE TIME>Q 3
Why is the reaction between acid and base called a neutralisation reaction? 
MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>PRACTICE TIME>Q 4

What do you understand by the term salts? 

MEDIUM
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>PRACTICE TIME>Q 5
How is a base helpful when a person has indigestion and discomfort due to acidity? 
EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>PRACTICE TIME>Q 6
Is the wasp sting acidic or basic in nature?
EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>Think and Discuss
We consume acids in the form of animal and plant products such as curd and citrus fruits. Acids are corrosive in nature. But curd and citrus fruits both are considered good for health. Why?
EASY
7th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Acids, Bases and Salts>PRACTICE TIME>Q 1
What colour does methyl orange indicator turn when added to acid (such as hydrochloric acid)? (Red/ Pink/ Colourless)