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Complete Combustion

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
Complete combustion, page 152, GCSE Chemistry; Third Edition, Oxford University Press, AQA
Complete combustion, pages 174-5, GCSE Chemistry, Hodder, AQA

Edexcel

Complete combustion, page 270, GCSE Combined Science, Pearson Edexcel
Complete combustion, pages 156, 174, GCSE Chemistry, Pearson, Edexcel
Complete combustion, pages 257, 286, 287, GCSE Chemistry, CGP, Edexcel
Complete combustion, pages 88, 98, GCSE Chemistry; The Revision Guide, CGP, Edexcel

OCR

Complete combustion, page 231, Gateway GCSE Chemistry, Oxford, OCR