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प्रश्न
Complete the crossword given in the figure with the help of the clues.
Across
1. Which is generally hard, ductile, malleable and sonorous.
2. A metal is called so it can be drawn into wires.
3. Metal bells are used because of this property.
Down
4. A metal generally used for making jewellery.
5. A metal which is liquid at room temperature.
6. A metal which reacts with acid as well as base to form hydrogen gas.
7. Substances used to enhance the growth of plants.
8. Property by virtue of which metals can be beaten into thin sheets.
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उत्तर
Across
1. Metal
2. Ductile
3. Sonorous
Down
4. Gold
5. Mercury
6. Aluminium
7. Fertilisers
8. Malleable
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संबंधित प्रश्न
Very Short Answer Type Question:
Select a lustrous material out of the following substances.
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Vinegar dissolves in water.
Smooth materials do not have ups and downs.
Which among the following is an example of dull material?
Name some examples for shiny materials?
What is material?
Differentiate hard and soft materials.
Match the substances in Column A with their applications given in Column B.
|
Column A |
Column B |
| (a) oxygen | (i) for making crackers |
| (b) copper | (ii) for disinfecting water |
| (c) sulphur | (iii) all living beings inhale during breathing |
| (d) iron | (iv) for making electric wires |
| (e) chlorine | (v) for making rails |
