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Karnataka Board PUCPUC Science Class 11

Give reasons: Graphite is used as a lubricant. - Chemistry

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Questions

Give reasons: 

Graphite is used as a lubricant.

Explain why graphite is soft and can be used as a lubricant.

Explain
Give Reasons
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Solution

Graphite has a layered structure and different layers of graphite are bonded to each other by weak van der Waals’ forces. These layers can slide over each other. Graphite is soft and slippery. Therefore, graphite can be used as a lubricant.

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