Polymers Question 60
Question: Structure of some important polymers are given. Which one represents Buna-S-
Options:
A) $ -(CH_2-\overset{CH_3}{\mathop{\overset{|}{\mathop{C}}}}=CH-CH_2){- _{n}} $
B) $ -(CH_2-CH=CH-CH_2-\underset{C_6H_5}{\mathop{\underset{|}{\mathop{C}}}}H-CH_2){- _{n}} $
C) $ -(CH_2-CH=CH-CH_2-\underset{CN}{\mathop{\underset{|}{\mathop{C}}}}H-CH_2){- _{n}} $
D) $ -(CH_2-\overset{Cl}{\mathop{\overset{|}{\mathop{C}}}}=CH-CH_2){- _{n}} $
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Answer:
Correct Answer: B
Solution:
[b]
BETA
