Question

Define oxidation and reduction in terms of hydrogen

Answer 1

Answer:

when hydrogen get reduced then it is known as oxidation. when hydrogen is added then it is known as reduction

Answer 2

Loss of Hydrogen from any atom or molecule is Oxidation.

Addition of hydrogen to any atom or molecule is reduction.

For example - H2 + O2 ---- 2H2O

In this case O2 is reduced by H2 which is reducing agent.