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प्रश्न
Fill the following chart showing twelve solids, twelve liquids, four gases and eight materials.
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उत्तर
| Solids | Liquids | Gases | Materials | |
| 1 | Mobile | Ink | Oxygen | Paper |
| 2 | Pen | Water | Hydrogen | Wood |
| 3 | Pair of Shoes | Cooking oil | Nitrogen | Iron nails |
| 4 | TV set | Hair oil | Carbon dioxide | Cement |
| 5 | Chair | Lemon juice | Tiles | |
| 6 | Telephone | Cough syrup | Plaster of paris | |
| 7 | Remote control | Mercury | sand | |
| 8 | Wood | Thinner | Iron rods | |
| 9 | Ornaments | Spirit | Bricks | |
| 10 | Scissors | Kerosene | ||
| 11 | Eraser | Petrol | ||
| 12 | Mirror | Mouth wash |
APPEARS IN
संबंधित प्रश्न
Explain why, the diffusion of a solid in another solid is a very slow process.
Give reasons
Liquids and gases flow but solids do not?
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions
Discuss briefly on three states of matter.
Filtration method is effective in separating ______ mixture.
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 |
Complete the Analogy:
Solids: incompressible:: Gas: ______.
What is the physical state of water at 250°C.
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]
