Combustion of Alkanes (AQA A-Level Chemistry): Flashcards

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Combustion of Alkanes
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Condition for complete combustion of alkanes

Excess oxygen

Products of complete combustion

CO2CO_2 and H2OH_2O

Condition for incomplete combustion

Limited oxygen

Products of incomplete combustion

COCO, carbon (soot), CO2CO_2, H2OH_2O

Properties of carbon monoxide (COCO)

Colourless, odourless, poisonous

Environmental effect of CO2CO_2

Greenhouse gas, contributes to global warming

Formation of nitrogen oxides (NOxNO_x)

N2N_2 and O2O_2 from air react at high temps in engines

Function of catalytic converters

Reduce harmful emissions

Catalyst metals in catalytic converters

Platinum, palladium, rhodium

Chemicals in flue-gas desulfurisation

CaOCaO or CaCO3CaCO_3

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