combustion as a reaction where a substance burns in oxygen
Combustion is a process in which a substance reacts with oxygen to give heat and light. There are thousands of different examples of combustion. Combustion reactions always involve molecular oxygen O2. Anytime anything burns, it is a combustion reaction.he generic algebraic equation for a combustion reaction is: AB + oxygen â common oxide of A and B. In a complete combustion reaction, a reactant burns with oxygen to produce the most common oxides of the elements making up the substance that is burned.