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Chemistry
Regarding cross-linked or network polymers, which of the following statements is incorrect ?
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Q. Regarding cross-linked or network polymers, which of the following statements is incorrect ?
NEET
NEET 2018
Polymers
A
They contain strong covalent bonds in their polymer chains.
36%
B
They contain covalent bonds between various linear polymer chains.
28%
C
Examples are bakelite and melamine
17%
D
They are formed from bi- and tri-functional monomers
19%
Solution:
Cross linked or network polymers are formed from bi-functional and tri-functional monomers and contain strong covalent bonds between various linear polymer chains, e.g. bakelite, melamine etc. Option $(1)$ is not related to cross-linking.