Question

what is substitution reaction.. ​

Answer 1

Explanation:

Substitution reaction is simply a reaction in which one of the functional group in a compound is replaced by other group.

Example:-

⭕️Alkanes undergo substitution reactions in which one or more hydrogen atoms of alkanes are replaced by halogens.

➖CH3Cl + Cl2 ⇒ CH2Cl2 + HCl

➖CH2Cl2 + Cl2 ⇒ CHCl3 + HCl

➖CHCl3 + Cl2 ⇒ CCl4 + HCl

Answer 2

Answer:

• The reaction in which an atom or group of atoms is replaced by another atom or group of atoms is called substitution reaction.

• Alkanes undergo replacement or substitution reaction in which the hydrogen atoms of the alkanes is substituted by other atoms or group of atoms with powerful reagents or under conditions of higher temperature or high pressure.

eg :- Halogenation, Nitration.