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level: pollutants from fuels

Questions and Answers List

level questions: pollutants from fuels

QuestionAnswer
define fuela fuel is something that releases energy when burnt
give an example of 2 fuelscoal and hydrocarbons
what happens when fuels are combustedthe carbon and hydrogen atoms react with oxygen and become oxidised
how can you tell complete combustion has taken placewhen CO2 is produced
what other gases can be producedcarbon monoxide, sulfur dioxide, water vapour, nitrogen oxides
why do many homes have carbon monoxide detectersit is a toxic colourless gas with no smell
what is released when coal is burnt and whysulfur dioxide, coal contains atoms of the element sulfur that become oxidised
where are oxides of nitrogen producedin engines e.g. car engines
what causes oxides of nitrogen to be producedhigh temps cause nitrogen and oxygen to react
why do scientists represent oxides of nitrogen as NOxthere's a range of different oxides that can be produced which represents the x
what are the main problems with SO2 and NOx's-they can cause breathing problems in humans -they dissolve in rain to form acid rain which damages trees and corrodes buildings made from limestone
what actually is sootparticulates of carbon
what type of pollution are unburnt hydrocarbons and sootpollution particulates
what are the affects of pollution particulates on humansincreases risk of heart and lung diseases
what affect does pollution particulates have on the earththey reduce the amount of energy from the sun that reaches the earths surface causing global dimming which may have an affect on rainfall patterns