NEET Solved Paper 2014 Question 36
Question: Which of the following organic compounds polymerizes to, form the polyester dacron? [AIPMT 2014]
Options:
A) Propylene and para $ HO-(C _6H _4)-OH $
B) Benzoic acid and ethanol
C) Terephthalic acid and ethylene glycol
D) Benzoic acid and para $ HO-(C _6H _4)-OH $
Show Answer
Answer:
Correct Answer: C
Solution:
- Dacron, commonly known as terylene, is obtained by heating a mixture of terephthalic acid and ethylene glycol at 420-460 K in the presence of zinc acetate and antimony trioxide as a catalyst.