Q. Which of the following is thermosetting polymer?
A) Nylon-6
B) Bakelite
C) Nylon-66
D) SBR
Explanation
(b)
Thermosetting polymer A thermosetting polymer is one which becomes hard on heating. It cannot be softened by heating e.g., Bakelite which is formed by reaction between phenol and formaldehyde.
$NPhenol\ + nHCHO\ \longrightarrow bakelite.$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.