what is substitution reaction and addition reaction
Answers
A type of raction in which an atom or group of atoms subsitute another group of atoms is called subsitution reaction
A type of reaction in which one substance gets added is called an addition reaction. For eg. Hydrogenation reaction
Addition reaction
Unsaturated hydrocarbon add hydrogen in the presence of catalyst or nickel.
Vegetable oils are converted into vegetable ghee using this process is also called hydrogenation of vegetable oils
Substitution reaction
Saturated hydrocarbons are fairly unreactive and are inert in the presence of most reagents.In the presence of sunlight, chlorine is added to hydrocarbons in a very fast reaction. Chlorine can replace hydrogen atoms one by one.This is substitution reaction.
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