MEDIUM
JEE Main
IMPORTANT
Earn 100
Which of the following is an example of polyester?
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Important Questions on Polymers
EASY
JEE Main
IMPORTANT
Which of the following is not a condensation polymer?
MEDIUM
JEE Main
IMPORTANT
The Novolac polymer has mass of . The number of monomer units present in it are
MEDIUM
JEE Main
IMPORTANT
Which of the following sets are correct regarding polymer:
(A) Copolymer : Buna-
(B) Condensation polymer : Nylon-
(C) Fibres : Nylon-
(D) Thermosetting polymer : Terylene
(E) Homopolymers : Buna-
Choose the correct answer from given options below
MEDIUM
JEE Main
IMPORTANT
Match List - I with List - II.
| List-I (Polymer) |
List-II (Used in) |
||
| A | Bakelite | I | Radio and television cabinets |
| B | Glyptal | II | Electrical switches |
| C | III | Paints and Lacquers | |
| D | Polystyrene | IV | Water pipes |
Choose the correct answer from the options given below
MEDIUM
JEE Main
IMPORTANT
Which is true about Buna-?
MEDIUM
JEE Main
IMPORTANT
Which one of the following is NOT a copolymer?
HARD
JEE Main
IMPORTANT
Given below are two statements, one is Assertion and other is Reason.
Assertion: Natural rubber is a linear polymer of isoprene called cis-polyisoprene with elastic properties.
Reason: The cis-polyisoprene molecules consist of various chains held together by strong polar interactions with coiled structure.
In the light of the above statements, choose the correct one from the options given below
EASY
JEE Main
IMPORTANT
The polymer, which can be stretched and retains its original status on releasing the force is
