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प्रश्न
The three main states of matter are solids, liquids, and gases. Compare the three states with reference to the following characteristics of matter
(a) volume
(b) shape
(c) compressibility
(d) diffusion.
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उत्तर
| Characteristics | Solids | Liquids | Gases |
| Volume | Have a definite volume | Have a definite volume | Have no definite volume |
| Shape | Have a definite shape | Have no definite shape | Have no definite shape |
| Compressibility | Cannot be compressed | Slightly compressible | Highly compressible |
| Diffusion (Intermingling of Molecules) | Cannot diffuse | Shows Diffusion | Diffuses very easily |
संबंधित प्रश्न
Explain why, the diffusion of a solid in another solid is a very slow process.
Give two reasons for saying that wood is a solid.
Name the smallest particle from which matter is made up.
State the property of the following substance.
Magnesium reacts with dilute hydrochloric acid, liberating hydrogen gas.
State the property of the following substance.
The melting point of ice is 0°C.
Which of the following are the states of matter?
Match the following.
| Srl. no. | A | B | C |
| i | Separation of visible undesirable components | Water mixed with chalk powder | Magnetic Separation |
| ii | Separation of heavier and lighter components | Sand and water | Decantation |
| iii | Separation of insoluble impurities | Iron impurities | Filtration |
| iv | Separation of magnetic components from non-magnetic components | Rice and stone | Hand-picking |
| v | Separation of solids from liquids | Husk and paddy | Winnowing |
Distinguish the properties of solid, liquid, and gas. Draw a suitable diagram.
Identify the state of matter based on the arrangement of the molecules.
______ particles are tightly packed into a definite shape.
