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Chemistry & Materials
Diamonds and Pencils Are Made of the Same Thing — Here's Why They're So Different
Fact 5 of 2619%
Your pencil is actually a very efficient electrical conductor.
Graphite conducting electricity in an experiment.
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Unlike most non-metals, graphite is excellent at conducting electricity. Each carbon atom in graphite has one 'delocalized' electron that can move freely.
"Graphite is used for electrodes in massive industrial arc furnaces."
This makes graphite a semi-metal, bridging the gap between metals and non-metals.
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