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प्रश्न
In solids, the space between the particles is less than in ______.
उत्तर
In solids, the space between the particles is less than in liquids and gases.
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संबंधित प्रश्न
Give one example of the diffusion of a solid in another solid.
Give reasons
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar
Fill in the blanks:
Any matter which has a definite ______ but no definite shape is called a ______.
To identify materials of common use
Procedure – Just move around in your house – in the drawing room, sitting room, bedroom, kitchen, bathroom etc. Identify the things and All in the blanks in the table given below
| No. | Place | Name of the thing | Material used for making the thing |
| 1 | Study room | ||
| 2 | Drawing room | ||
| 3 | Kitchen | ||
| 4 | bathroom | ||
| 5 | Any other place |
Describe simple experiments to prove that gases have mass.
Which of the following are the states of matter?
Particles in solids are free to move.
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 |
A rubber ball changes its shape on pressing. Can it be called a solid?
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]
