Question

what is meant by an addition reaction give an example​

Answer 1

The reaction in which an unsaturated hydrocarbon combines with another substance to give a single product is called an addition reaction. Example: Ethene reacts with hydrogen when heated in the presence of nickel catalyst to form ethane: CH2=CH2+H2HeatNi catalyst CH3−CH3

hope helpful for you

Answer 2

Explanation:

=>The reaction in which an unsaturated hydrocarbon combines with another substance to give a single product is called an addition reaction.

Example : Ethene reacts with hydrogen when heated in the presence of nickel catalyst to from ethane