Question
What is meant by substitution reaction? Explain.
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Answer
- Reaction in which substitution of an atom or a group of atoms in an organic compound takes place by another atom or group of atoms is called substitution reaction.
- Saturated hydrocarbons are fairly unreactive and are inert in the presence of most of the reagents.
- Chlorination of hydrocarbon compounds takes place in the presence of sunlight.
- Chlorine can replace the hydrogen atoms one by one.
- This type of reaction is called substitution reaction.
- $CH _4+ Cl _2 \underset{\rightarrow}{\text { Sunlight }} CH _3 Cl + HCl$
- A number of products in this reaction are formed with the higher homologous of alkanes.
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