Question

defined a redox reaction.
when magnesium is burnt in air, it combines with oxygen to form a white ash. write a chemical equation for reaction and identify the substance oxidized in reaction.​

Answer 1

Answer:

An oxidation-reduction (redox) reaction is a type of chemical reaction that involves a transfer of electrons between two species. An oxidation-reduction reaction is any chemical reaction in which the oxidation number of a molecule, atom, or ion changes by gaining or losing an electron.

Answer 2

Answer:

2Mg + O2 ---> 2MgO

substance oxidized is Mg