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Earn 100

What do you mean by malleability and ductility? How are these properties different in metals and non-metals?
Important Questions on Sorting Materials into Groups
MEDIUM
Why are metals used for making cooking vessels?

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_____ is the only metal that is found in a liquid state at room temperature.
Reactive | Kerosene | Sonorous | Mercury | Hydrogen |
Copper | Graphite | No displacement reaction | Chromium |

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MEDIUM
In the given figure, you find that the bulb glows when an iron nail is placed between two ends of the wire.
Complete the following sentence on the basis of this fact.
From the given figure_____ is a metal.

MEDIUM

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Graphite and _____ are lustrous non-metals.

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Metals make a ringing sound when struck on a hard surface, making them _____.
Reactive | Kerosene | Sonorous | Mercury | Hydrogen |
Copper | Graphite | No displacement reaction | Chromium |

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In Fig 4.1 you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the bases of this fact.
Fig 4.1
Metals are good _____ of electricity.

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