EASY
7th CBSE
IMPORTANT
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Nitric acid is used by goldsmiths for cleaning gold and silver ornaments.

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Important Questions on Acids, Bases and Salts

EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A
Hydrochloric acid is used to enhance the flavour of food and as a preservative in pickles.
MEDIUM
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A
Name two strong and two weak bases.
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A
Give two examples of bases that are alkalis.
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A
Which base is called milk of magnesia?
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A
Which base is used as an ingredient in whitewash and mortar? 
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A
What is the range of pH ?
EASY
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A

Which parts of the following plants are used for preparing indicators?

a. China rose          b. Turmeric

MEDIUM
7th CBSE
IMPORTANT
NEW SCIENCE In Everyday Life>Chapter 5 - Acids, Bases and Salts>Let's Remember>Q A

Identify the salts in the following substances. 

a. Baking soda   b. Marble  c. Common salt