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प्रश्न
Which of the following are the states of matter?
विकल्प
Solid, Liquid, Water
Solid, Liquid, Gas
Solid, Liquid, Wood
Solid, Liquid, Sugar
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उत्तर
Solid, Liquid, Gas
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संबंधित प्रश्न
Give two reasons for saying that wood is a solid.
Give one difference between atoms and molecules.
Give reasons
Liquids have definite volume but no definite shape
State the main physical properties of matter.
Discuss briefly on three states of matter.
In solids, the space between the particles is less than in ______.
Strainer is a kind of sieve which is used to separate a liquid from solid.
Complete the given analogy.
Solid: Definite shape:: ______: Shape of the vessel.
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 |
The density of solid Argon is 1.6 ml at - 233°C. If the Argon atom is assumed to be sphere of radius 1.5 × 10-8 cm, then the ______ % of solid Argon is apparently occupied.
[Take : NA = 6 × 1023, Atomic mass of Ar = 40]
