MHT CET Medical202622 April 2026Evening ShiftChemistryAminesActual
What is the number of - NH ₂ groups present in hexamethylenediamine?
Options
- Afive
- Btwo
- Cthree
- Dsix
Correct answer
B. two
Step-by-step solution
The chemical formula of hexamethylenediamine is H ₂ N -( CH ₂)₆- NH ₂ . It consists of a hexamethylene chain (- CH ₂-)₆ terminated by amine groups (- NH ₂) at both ends. Therefore, the number of - NH ₂ groups present in hexamethylenediamine is two. Answer: two