When methane is burnt in oxygen to produce CO_(2) and H_(2)OFind the Change in oxidation number ?

When methane is burnt in oxygen to produce CO_(2) and H_(2)OFind the C

1.	When methane is burnt in oxygen to produce CO_(2) and H_(2)OFind the Change in oxidation number ?
Answer» Solution :`OVERSET(-4) (CH_4)+2O_(2) rarroverset(+4)(CO_2)+2H_(2)O` Oxidation no. CHANGE `=+4 -(-4) =+8`