When combustion of coal takes place in insufficient air (oxygen), which gas is formed?

Sulphur dioxide

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Nitrous oxide

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Carbon monoxide

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Nitrogen peroxide

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Solution

The correct option is C
Carbon monoxide

Combustion is almost impossible to achieve since the chemical equilibriumis not necessarily reached, or may contain unburnt products such as carbon monoxide, hydrogenand even carbon (sootor ash).

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Similar questions

Which of the following gas is released due to the combustion of fuels in insufficient air (oxygen)?

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