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प्रश्न
Particles in solids are free to move.
पर्याय
True
False
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उत्तर
Particles in solids are free to move- False.
correct statement
Particles of solid can not move freely (or) Particles of liquid are free to move.
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संबंधित प्रश्न
Compare the properties of solids, liquids and gases in tabular form.
Give reasons
A gas fills up the space available to it.
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 |
State the main physical properties of matter.
Describe simple experiments to prove that liquids have a definite volume
State the property of the following substance.
Sodium nitrate is soluble in water, but calcium carbonate is not.
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 force of attraction between liquid particles is more than solid particles.
What is the physical state of water at 100ºC?
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]
