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प्रश्न
In which of the three states of matter – solids, liquids, or gases is the movement of atoms about their own position. Give a reason for the same.
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उत्तर
Movement of atoms [molecules] in solids is about their own position.
This is because of Minimum Inter Particle space and very strong interparticle attraction among atoms.
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संबंधित प्रश्न
Fill in the blank:
Liquids have a definite ............
Match the columns.
| (1) iron and gold | (a) molecules are very far apart |
| (2) melting | (b) pure substance |
| (3) intermolecular space | (c) non - metals |
| (4) compound | (d) the space between the molecules |
| (5) gases | (e) change from solid to liquid |
| (f) metals |
Name the phenomenon which cause the following change:
Conversion of ice into water.
If an object weighs 6 N on earth what will be its weight on moon. What will be the change in its mass?
Give reason Electricity is not considered matter .
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to compressibility.
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to free diffusion.
Explain the term ‘interconversion of matter’ with ice as a starting material.
State the term which refers to the conversion of a substance on heating from.
- solid-state to liquid state
- liquid state to vapour state
- vapour state to liquid state
- liquid state to solid-state.
Match the following.
| Property | Example |
| Breaks easily (Brittle) | Metal pan |
| Bends readily | Rubber band |
| Can be stretched easily | Cotton wool |
| Gets compressed easily | Mud pot |
| Gets heated readily | Plastic wire |
