What Type of Chemical Reactions is NH3 + HCl NH4Cl

The given reaction is as follows;

NH₃ + HCl NH₄Cl

From the reaction ammonia reacts with hydrogen chloride to form ammonium chloride.

Means two different reactants combine to form a single compound. Hence, it is known as a combination reaction.

Therefore, NH₃ + HCl NH₃Cl is a combination reaction.