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प्रश्न
Give reason of A gas fills up the space available to it.
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उत्तर
Intermolecular force of attraction is least and intermolecular spaces are very large, hence gases can fill up the space available to them.
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संबंधित प्रश्न
Give two examples of the following:
Substances which do not change their states.
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
Give reason of Why do liquids and gases flow but solids do not ?
When an incense stick (agarbatti) is lighted in one corner of a room, its fragrance spreads in the whole room quickly. Which characteristic of the particles of matter is illustrated by this observation?
Which one of the following statement is correct in respect of fluids?
When a beam of sunlight enters a room through a window, we can see tiny particles X suspended in a gas (or rather a mixture of gases) Y which are moving rapidly in a very haphazard manner.
- What could particles X be ?
- Name the gas (or mixture of gases) Y.
- What is the phenomenon exhibited by particles X known as ?
- What is causing the movement of particles X ?
- What conclusion does the existence of this phenomenon give us about the nature of matter ?
Define: interconversion of states of matter.
Fill in the blank with the correct word Given below.
The space between atoms’ [molecules] of solids is ____
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to space.
Give the reason for the following
Particles of matter move more rapidly on the application of heat.
