A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction which element undergoes maximum change in the oxidation number?

A mixture of potassium chlorate, oxalic acid and sulphuric acid is hea

1.	A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction which element undergoes maximum change in the oxidation number?
Answer» S H Cl C Answer :C