any body help me in sci in ch 4carbon and its compound
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a. Carbon and its compounds are used as fuels because most of the carbon compounds produce lot of heat and energy when burnt in air i.e. they have high calorific value.
Hydrocarbons: These are organic compounds which are made up of carbon and hydrogen.
CO2: Carbon also exisits as carbon dioxide and occurs in the air in free state. it is also found as a salt in chalk and limestone. It is given out during combustion of wood, fossil fuel etc.
CH4: Carbon also exists as methane.
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