MEDIUM
9th CBSE
IMPORTANT
Earn 100

Is rain water or distilled water a pure substance?

Important Questions on Is Matter Around Us Pure

EASY
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 8

Define elements. Give two examples.

MEDIUM
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 9

Which of the following are elements?

sugar, salt, mercury, iron, diamond, gold, soap, air, hydrogen, oxygen.

MEDIUM
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 10

Define metals. Give two examples.

EASY
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 11

Define non-metals. Give two examples.

MEDIUM
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 12

Define metalloids. Give two examples.

MEDIUM
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 13

Name two elements which become liquid slightly above 30oC.

MEDIUM
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 14

What are homogeneous mixtures? Explain with examples.

MEDIUM
9th CBSE
IMPORTANT
Chemistry for Class IX>Chapter 2 - Is Matter Around Us Pure>Exercise>Q 15

What are heterogeneous mixtures? Give two examples.