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प्रश्न
State the reasons for use of diamond as an item of jewellery.
उत्तर
Use of diamond – as an item of jewellery as – diamond has sparkling brilliance due to high refractive index is cut and polished.
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संबंधित प्रश्न
Write true or false
Coloured diamonds are costlier than colourless and transparent diamonds
Write true or false
Graphite has layers of hexagonal carbon bondings.
Write true or false
Diamond is insoluble in all solvents.
Answer the following question
Why is graphite a good conductor of electricity but not diamond?
Give two uses of graphite.
Give two uses of diamond.
Write three differences between graphite and diamond.
FILL IN THE BLANK
.............. is used to make carbon brushes in dynamos.
How is wood charcoal a better fuel than wood?
With reference to the structure of the two crystalline allotropes of carbon, state why diamond is inert or unreactive while graphite is comparably more reactive.
