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JEE Advanced2019ChemistryPolymersActual

Choose the correct option(s) from the following

Options

  1. ANatural rubber is polyisoprene containing trans alkene units.
  2. BNylon- 6 has amide linkages.
  3. CCellulose has only α -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- 6 has amide linkages.

Step-by-step solution

A Natural rubber is poly isoprene containing Cis stereo-chemistry alkene units. B Nylon- 6 has amide linkage, i.e., . C Cellulose is a straight chain polysaccharide composed of B → Glucose units held together by C 1 - C 4 glycosidic linkage D

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