MEDIUM
9th CBSE
IMPORTANT
Earn 100
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Draw a labelled diagram of the fractional distillation apparatus used for separating a mixture of alcohol and water.
Important Questions on Is Matter Around Us Pure
EASY
9th CBSE
IMPORTANT
What are the two types of pure substance ? Give one example of each type.
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MEDIUM
9th CBSE
IMPORTANT
Which of the following are pure substances?
Milk, ice, air, iron, hydrochloric acid, wood, brick, mercury.
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MEDIUM
9th CBSE
IMPORTANT
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MEDIUM
9th CBSE
IMPORTANT
What is a mixture ? Give two examples.
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MEDIUM
9th CBSE
IMPORTANT
Which of the following is a mixture?
air, water, sugar, salt, alum.
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MEDIUM
9th CBSE
IMPORTANT
Is rain water or distilled water a pure substance?
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EASY
9th CBSE
IMPORTANT
Define elements. Give two examples.
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HARD
9th CBSE
IMPORTANT
Name the process .
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