Question

About oxidation and reduction reaction

Answer 1

Addition of oxygen in an element or lose of electron or removal of hydrogen is called oxidation.
Addition of hydrogen or removal of oxygen or gain of electron is called reduction.

Answer 2

Answer:

HERE IS YOUR ANSWER :-

The increase in oxidation state of an atom, through a chemical reaction, is known as an oxidation; a decrease in oxidation state is known as a reduction. Such reactions involve the formal transfer of electrons: a net gain in electrons being a reduction, and a net loss of electrons being an oxidation.

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