Question
Choose the correct option(s) from the following
JEE Advanced
Chemistry
Polymers
2019
JEE Advanced 2019 (Paper 2)
JEE Advanced Chemistry Question (2019) — Solution
Options
- A. Natural rubber is polyisoprene containing trans alkene units.
- B. Nylon- 6 has amide linkages.
- C. Cellulose has only α -D-glucose units that are joined by glycosidic linkages.
- D. Teflon prepared by heating tetrafluoroethene in presence of a persulphate catalyst at high pressure.
Answer
D. Teflon prepared by heating tetrafluoroethene in presence of a persulphate catalyst at high pressure.
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
Related: Chemistry — Polymers · All PYQ Banks