Q. 14.37 - An Introduction to General, Organic, and Biological Chemistry

Question

Write the balanced chemical equations for the $\left(1\right)$ reaction of each of the following amines with water and $\left(2\right)$ neutralization with HCl:

a. methylamine

b. dimethylamine

c. aniline

Step-by-Step Solution

Answer

(part a) Methylamine's reaction with water:

Methylamine reaction with HCl:

(part b) dimethylamine reaction with water: 

dimethylamine reaction with HCl: 

(part c) aniline reaction with water: 

(part d) aniline reaction with HCl: 

Step1: Introduction. (part a)

Amines act as Bronsted-Lowry bases in water, accepting hydrogen ions and producing alkylammonium and hydroxide ions.

Amines react with strong acids such as HCl to form ammonium salt in a neutralization reaction.

Step2: Given Information (part a).

Write the chemical reaction equation of the following amines with water and neutralization with $HCl,$

methylamine.

Step3: Explanation (part a).

Methylamine's reaction with water:

Methylamine reaction with $HCl:$

Step4: Given Information (part b).

Write the chemical reaction equation of the following amines with water and neutralization with $HCl,$
dimethylamine. 

Step5: Explanation (part b).

dimethylamine reaction with water: 

dimethylamine reaction with $HCl:$

Step6: Given Information (part c).

Write the chemical reaction equation of the following amines with water and neutralization with $HCl,$
aniline.

Step7: Explanation (part c).

aniline reaction with water: 

aniline reaction with $HCl:$