Polymers Question 135
Question: Natural rubber is basically a polymer of or The monomer of natural polymer rubber is
[MP PMT 1993, 95, 98, 99, 2000, 01; RPET 2000; MP PMT/PET 1998; MP PET 1994, 95, 98, 2001; BHU 1999; 2001; CBSE PMT 1999]
Options:
A) Neoprene
B) Isoprene
C) Chloroprene
D) Butadiene
Show Answer
Answer:
Correct Answer: B
Solution:
$ nCH_2=\underset{C{H _{3}}}{\mathop{\underset{|}{\mathop{C-CH}}}}=CH_2\to $
$ \underset{\text{Natural rubber}}{\mathop{{{( -CH_2-\underset{CH_3}{\mathop{\underset{|}{\mathop{C=}}}}CH-CH_2- )} _{n}}}} $
BETA
