Question

heya ❤❤
define oxidation?​

Answer 1

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★Oxidation-: Oxidation may defined as a chemical change in which there occurs an increase in the oxidation number of an atom or atoms .

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Answer 2

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$\large{\rm{\bigstar{\underline{Oxidation}}}}$

•It refers to the process or result of oxidizing or being oxidized.

$\bold\red{Oxidation\:Reaction}$ The reaction in which a substance gains oxygen or loses hydrogen is called an oxidation reaction.

$\bold{Example}$ when copper (Cu) is heated in the presence of air, it gets oxidised to form copper oxide (CuO).