Polymers Question 106

Question: Which one of the following sets forms the biodegradable polymer-

Options:

A) $ CH_2=CH-CN $ and $ CH_2=CH-CH=CH_2 $

B) $ H_2N-CH_2-COOH $ and $ H_2N-{{(CH_2)}_5}-COOH $

C) $ HO-CH_2-CH_2-OH $ and

D) and $ CH_2=CH-CH=CH_2 $

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Biodegradable polymer is nylon-2, 6 which is copolymer of glycine $ (H_2N-CH_2-COOH) $ and amino caproic acid $ (H_2N-{{(CH_2)}_5}-COOH) $ . $ \underset{Glycine}{\mathop{nH_2N-CH_2}}-\underset{Aminocaproicacid}{\mathop{COOH+nH_2N}}-{{(CH_2)}_5}-COOH\to $

$ -(\underset{Nylon-2,6}{\mathop{HN-CH_2-\overset{O}{\mathop{\overset{||}{\mathop{C}}}}-NH-{{(CH_2)}_5}-\overset{O}{\mathop{\overset{||}{\mathop{C}}}})-{ _{n}}}} $