JEE Main 2016 (Online) 9th April Morning Slot | Polymers Question 68 | Chemistry

Assertion :
Rayon is a semisynthetic polymer whose properties are better than natural cotton.

Reason :
Mechanical and aesthetic properties of cellulose can be improved by acetylation.

Both assertion and reason are correct, and the reason is the correct explanation for the assertion.

Both assertion and reason are correct, but the reason is not the correct explanation for the assertion.

Assertion is incorrect statement, but the reason is correct.

Both assertion and reason are incorrect.

JEE Main 2016 (Offline)

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which of the following statements about low density polythene is FALSE ?

Its synthesis requires high pressure.

It is a poor conductor of electricity.

Its synthesis requires dioxygen or a peroxide initiator as a catalyst.

It is used in the manufacture of buckets, dust-bins etc.

JEE Main 2015 (Offline)

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which polymer is used in the manufacture of paints and lacquers?

Glyptal

Polypropene

Poly vinyl chloride

Bakelite

JEE Main 2014 (Offline)

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which one is classified as a condensation polymer?

Teflon

Acrylonitrile

Dacron

Neoprene

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