Question

All combustion reaction are oxidation reaction .explain.

Answer 1

Any reaction which constitutes oxygen as one of the ingredients, is known as oxidation reaction. Now, combustion is a process in which chemical substances burn in the presence of oxygen and this process can only occur in presence of oxygen. ... Oxidation - loss of electrons; reduction- gain of electrons.

In combustion organic compounds are completely burnt and get oxidized to CO2 and water. The process needs oxygen to occur. ... On the other hand in oxidation, oxygen is gained and hydrogen molecules or the electrons are lost thereby giving the element or the compound an oxidized form