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प्रश्न
Name a non-metal which is a good conductor of electricity.
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उत्तर
Graphite is a non-metal that is a good conductor of electricity.
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संबंधित प्रश्न
Differentiate between an atom and a molecule.
Classify the following into elements, compounds and mixtures:
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- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
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Explain why steel is used to make railway lines.
Which type of elements, metals or non-metals, show the property of brittleness ?
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Classify the following into elements, compounds and mixtures :
arble, Air, Gold, Brass, Sand, Diamond, Graphite, Petroleum, Common salt, Sea-water, Chalk
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which one has the smallest particles ?
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- coal burning in air
- making a cake
- wool being knitted into a sweater
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What difference in the properties of common salt and sand would enable you to separate a mixture of these two substances ?
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