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प्रश्न
Give two example of the following:
The substances which do not change their state on heating.
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उत्तर
Gases do not change their state on heating.
Example: O2.
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संबंधित प्रश्न
How a liquid changes into its gaseous state ? Explain ?
Give reason for the following.
Pure substances have fixed melting or boiling points.
Define the following terms.
Atom
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
Fill in the blank :
Air is a matter because it has ________ and _______ and it can be _________
Give reason Gases can be compressed easily .
Give reason of Liquids have definite volume but no difinite shape.
Complete the statement given below by selecting the correct word.
The space between atoms in gases is maximum while in ____ is minimum,
State in which of the three states of matter:
The movement of the particles is neither about their own positions nor in any random direction.
State in which of the following examples ie. a piece of wood, water, light gas is the Inter-particle attraction maximum.
