Graphite is a form of carbon.
Why can graphite be used as a lubricant?
1 )
Graphite contains delocalised electrons which move throughout the structure.
2 )
Graphite contains weak covalent bonds so the atoms move easily.
3 )
Graphite has a low melting point so it easily turns into a liquid.
Graphite has weak forces of attraction between layers so they can move.
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