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JEE Advanced 2019Paper 2
Exam
JEE Advanced
Year
2019
Paper
Paper 2
Subject
Chemistry
Chapter
Polymers

JEE Advanced 2019 · Paper 2 · Chemistry · Polymers

Choose the correct option(s) from the following

Choose the correct option(s) from the followingChoose the correct option(s) from the followingChoose the correct option(s) from the following

Options

  1. ANatural rubber is polyisoprene containing trans alkene units.
  2. BNylon- 66 has amide linkages.
  3. CCellulose has only α\alpha -D-glucose units that are joined by glycosidic linkages.
  4. DTeflon prepared by heating tetrafluoroethene in presence of a persulphate catalyst at high pressure.

Correct answer

B. Nylon- 66 has amide linkages.

Step-by-step solution

(A)\left(A\right) Natural rubber is poly isoprene containing Cis stereo-chemistry alkene units.
(B)\left(B\right) Nylon- 66 has amide linkage, i.e., Choose the correct option(s) from the following.
(C)\left(C\right) Cellulose is a straight chain polysaccharide composed of B→B \to Glucose units held together by C1−C4{C}_{1} - {C}_{4} glycosidic linkage
(D)\left(D\right)
Choose the correct option(s) from the following
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