Respuesta :
Gasification refers to the conversion of coal to a mixture of gases, including carbon monoxide, hydrogen, methane, and other hydrocarbons, depending on the conditions involved.
During burning, elements in the coal are converted to compounds called oxides.
An oxide is a compound formed by combination of an element with oxygen. Usually, when an element is burnt in oxygen, it combines with oxygen in the presence of heat to form oxides.
Coal contains carbon, nitrogen and sulfur. When coal is burnt, these elements combine with oxygen to form oxides. The products of combustion of coal are oxides of sulfur, oxides of carbon and oxides of nitrogen.
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