Which of the following amines can form hydrogen bonds with water?
Primary amines like CH₃CH₂NH₂ have N-H bonds that can form hydrogen bonds with water, enhancing solubility, as per the PDF’s physical properties.
Ref: NCERT Class 12 Chemistry > Chapter 13: Amines > Topic: Reaction with Nitrous Acid and Diazonium Salts - Part 1