chapter 15. INTRODUCTION TO POLYMER CHEMISTRY Class 12 Chemistry Textbook Solution

3. Answer the following.

v. Write structural formula of the following synthetic rubbers :
a. SBR rubber
b. Buna-N rubber
c. Neoprene rubber

Answer:-

SBR rubber

sbr rubber
b. Buna-N rubber

\[\begin{array}{cc}
\ce{[-H2C – CH = CH – CH2 – CH2 – CH -]_{n}}\\
\phantom{…………………………}|\\\ce{\phantom{…………………………..}CN}\end{array}\]

c. Neoprene rubber

\[\begin{array}{cc}
\ce{Cl\phantom{…….}}\\
|\phantom{……..}\\
\ce{- [CH2 – C = CH – CH2 -]_{n}}
\end{array}\]

chapter 15. INTRODUCTION TO POLYMER CHEMISTRY Class 12 Chemistry Textbook Solution page 338