Uses of Graphite & Diamond
Solution
Graphite and diamond are two forms of the same chemical element, carbon. These two forms are known as allotropes. They have different physical properties due to the difference in their atomic arrangements.
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Uses of Graphite:
- Pencil Lead: Graphite is used in pencils. It leaves a grey mark on paper that can be easily erased.
- Lubricants: Graphite is a good lubricant because it is slippery. It is used in locks, hinges, and for loosening rusted bolts.
- Batteries: Graphite is used in batteries. It is a good conductor of electricity.
- Electrodes: Graphite is used in the manufacture of electrodes. It can withstand high temperatures and is a good conductor of electricity.
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Uses of Diamond:
- Jewelry: Diamonds are used in jewelry. They are highly valued for their brilliance, clarity, and hardness.
- Cutting Tools: Diamonds are used in cutting tools. They are the hardest known material and can cut through any other material.
- Heat Sinks: Diamonds are used in heat sinks. They have the highest thermal conductivity of any material.
- Windows: Diamonds are used in windows for lasers, x-rays, and vacuum chambers. They are transparent and can withstand high pressures.
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