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Chemistry
Polystyrene, Dacron and Orlon are classified respectively as
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Q. Polystyrene, Dacron and Orlon are classified respectively as
NTA Abhyas
NTA Abhyas 2020
Polymers
A
Chain growth; step growth; step growth
6%
B
Chain growth; chain growth; step growth
11%
C
Chain growth; step-growth; chain growth
81%
D
Step growth; step growth; chain growth
2%
Solution:
Polystyrene and orlon are vinyl derivative and they are chain growth polymers while Dacron is a step growth polymer