- Ignite a candle.
- Put a glass or ceramic plate to the flame. Carbon black is formed on the plate.
Carbon obtained from a candle
Scientific name: When wax burns, carbon is formed and condenses on a plate
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CnH2n+2 + (n+1)O2 → nC + (n+1)H2O
Candle wax burns to form carbon dioxide and water if it completely burns. If there is not enough oxygen for complete burning, carbon black is formed.