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Complete Combustion

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Key Stage 4

Meaning

Complete combustion occurs when there is enough Oxygen to completely oxidise all of the atoms in a compound.

About Complete Combustion

In the complete combustion of hydrocarbons and some other organic compounds the only products are Carbon Dioxide and Water.
Methane + OxygenCarbon Dioxide + Water

\(CH_4 + 2O_2 → CO_2 + 2H_2O\)

Ethane + OxygenCarbon Dioxide + Water

\(2C_2H_6 + 7O_2 → 4CO_2 + 6H_2O\)

Propane + OxygenCarbon Dioxide + Water

\(C_3H_8 + 5O_2 → 3CO_2 + 4H_2O\)

Butane + OxygenCarbon Dioxide + Water

\(2C_4H_{10} + 13O_2 → 8CO_2 + 10H_2O\)

Ethene + OxygenCarbon Dioxide + Water

\(C_2H_4 + 3O_2 → 2CO_2 + 2H_2O\)

Propene + OxygenCarbon Dioxide + Water

\(2C_3H_6 + 9O_2 → 6CO_2 + 6H_2O\)

Butene + OxygenCarbon Dioxide + Water

\(C_4H_8 + 6O_2 → 4CO_2 + 4H_2O\)

Methanol + OxygenCarbon Dioxide + Water

\(2CH_3OH + 3O_2 → 2CO_2 + 4H_2O\)

Ethanol + OxygenCarbon Dioxide + Water

\(C_2H_5OH + 3O_2 → 2CO_2 + 3H_2O\)

Propanol + OxygenCarbon Dioxide + Water

\(2C_3H_7OH + 9O_2 → 6CO_2 + 8H_2O\)

Butanol + OxygenCarbon Dioxide + Water

\(C_4H_9OH + 6O_2 → 4CO_2 + 5H_2O\)

References

AQA

Combustion; Complete, pages 145, GCSE Combined Science Trilogy 2, Hodder, AQA