Diamond and graphite are made of carbon. But why is diamond more shiny and precious than graphite

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Solution

Diamond and graphite are two allotropes of carbon. The arrangement of carbon atoms in diamond and graphite are different which results into different properties of them. That's why diamond is shiny and precious than graphite.

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Similar questions

Q. Why is diamond hard and graphite brittle while both are made up of carbon atoms?

(a) Write two points of difference in the structures of diamond and graphite.
(b) Explain why graphite can be used as a lubricant but diamond cannot.
(c) Explain why diamond can be used in rock drilling equipment but graphite cannot.
(d) State one use of diamond which depends on its 'extraordinary brilliance' and one use of graphite which depends on its being 'black and quite soft'.

Q. Look at the diagram and answer the following questions:
i) What type of structure do diamond and graphite have?
ii) Why are diamonds used in cutting tools?
iii) Why is graphite used in electrical circuits?
iv) Name the force that accounts for the softness of graphite.
v) Name the precious diamond you know and give its weight in grams.

Q. Statements: All coals are diamonds.
All diamonds are graphite.
No graphite is carbon.
Conclusions: I. No coal is carbon.
II. No diamond is carbon.

(a) What is buckminsterfullerene? How is it related to diamond and graphite?
(b) Why is diamond used for making cutting tools (like glass cutters) but graphite is not?
(c) Why is graphite used for making dry cell electrodes but diamond is not?

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