The burning in the presence of oxygen is called as combustion reaction,,,,, the chemical reaction in which gain of oxygen and loss of hydrogen takes place is called as oxidation reaction..
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The Brainliest Answer!
the burning of  substances in air or oxygen  on heating , with the release of a large amount of heat energy and light energy  is called combustion.

oxidation reaction means the reduction of hydrogen and lessening of oxygen and forming new substance in a reaction.
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