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प्रश्न
Gold and diamond are the examples of _________ materials.
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उत्तर
Gold and diamond are the examples of Shiny materials.
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संबंधित प्रश्न
Very Short Answer Type Question:
Select a lustrous material out of the following substances.
Find the odd one.
brick, coir, silk cloth, pine apple
Stone is transparent, while glass is opaque.
A notebook has lustre while an eraser does not.
Sugar does not dissolve in water.
Soft material ______.
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.
Which pair of substances among the following would float in a tumbler half filled with water?
Which of the following materials is not lustrous?
Match the objects given in Column I with the materials given in Column II.
| COLUMN I | COLUMN II | ||
| (a) | Surgical instruments | (i) | Plastic |
| (b) | Newspaper | (ii) | Animal product |
| (c) | Electrical switches | (iii) | Steel |
| (d) | Wool | (iv) | Plant product |
