In what form do aromatic amines exist at physiological pH (pH= 7.4)?
A) largely as neutral molecules
B) largely as their conjugate acids
C) as a mixture of neutral molecules and their conjugate acid, but with a slight predominance of the conjugate acid
D) as a 50/50 mix of neutral molecules and their conjugate acids

Question

Quizplus · Accepted Answer

Aromatic amines exist largely as neutral molecules at physiological pH (7.4) as they are weakly basic and do not readily accept a proton to form their conjugate acid.

In What Form Do Aromatic Amines Exist at Physiological PH