Class 12th Chemistry VVI Objective Question Polymers Chapter
15. POLYMERS
1. Car tyres are made up of :
(A) Buna rubber
(B) Polythene
(C) Teflon
(D) P.V.A.
| Answer :- (A) |
2. Polythene is a:
(A) Thermoplastic
(B) Thermosetting plastic
(C) Fiber Lt
(D) All of these
| Answer :- (A) |
3. Bakelite is an example of :
(A) elastomer
(B) fibre
(C) thermoplastic
(D) thermosetting
| Answer :- (D) |
4. Natural rubber is a polymer of:
(A) Isoprene
(B) Chloroprene
(C) Butadiene
(D) Styrene
| Answer :- (B) |
5. The S in buna-S refers to :
(A) sulphur
(B) styrene
(C) sodium
(D) salicylate
| Answer :- (B) |
6. Which of the following are thermoplastic polymers ?
(A) Polythene, urea-formaldehyde, polyvinyls
(B) Bakelite, polythene, polystyrene
(C) Polythene, polystyrene, polyvinyls
(D) Urea-formaldehyde, polystyrene, bakelite
| Answer :- (C) |
7. Glycogen, anaturally occurring polymer stored in animals is a:
(A) monosaccharide
(B) disaccharide
(C) trisaccharide
(D) polysaccharide
| Answer :- (D) |
8. Natural rubber is a polymer of:
(A) 1,1-dimethylbutadiene
(B) 2-methyl-1, 3-butadiene
(C) 2-chlorobuta-1, 3-diene
(D) 2-chlorobut-2-ene
| Answer :- (B) |
9. Dacron is an example of :
(A) polyamides
(B) polypropenes
(C) polyacrylnitrile
(D) polyesters
| Answer :- (D) |
10. Which of the following is a condensation polymer ?
(A) Teflon
(B) PVC
(C) Polyester
(D) Neoprene
| Answer :- (C) |
11. Teflon and neoprene are the examples of :
(A) copolymers
(B) monomers
(C) homopolymers
(D) condensation polymers
| Answer :- (C) |
12. Which of the follwoing is a homopolymer ?
(A) Bakelite
(B) Nylon 6,6
(C) Neoprene
(D) Buna-S
| Answer :- (C) |
13. Which one of the following is an example of Co-polymer?
(A) Teflon
(B) PVC
(C) Buna-S
(D) Poly propylene
| Answer :- (C) |
14. Which among the following is a cross-linked polymer ?
(A) Polyesters
(B) Glycogens
(C) Melamine-formaldehyde
(D) Polyvinyl chloride
| Answer :- (C) |
15. Synthetic polymer prepared by using caprolactam is known as
(A) terylene
(B) teflon
(C) nylon 6
(D) neoprene
| Answer :- (C) |
16. Buna- N and Buna – S are :
(A) Natural rubber
(B) Synthetic rubber
(C) Latex
(D) Polythene
| Answer :- (B) |
17. Polythene is a polymer of:
(A) Ethane
(B) Ethene
(C) Propene
(D) Etheyne
| Answer :- (B) |
18. Which of the following polymers are used as fibre ?
(A) Nylon
(B) Polytetrafluoroethane
(C) Terylene
(D) Buna-S
| Answer :- (A) |
19. Sweetest of all sugars is
(A) Glucose
(B) Lactose
(C) Sucrose
(D) Fructose
| Answer :- (C) |
20. Glucose is :
(A) Triose
(B) Tetrose
(C) Fentose
(D) Hexose
| Answer :- (D) |
21. Which vitamin deficiency causes night blindness?
(A) Vitamin A
(B) Vitamin B
(C) Vitamin C
(D) Vitamin D
| Answer :- (A) |
22. Number of isomers formed by C3H9N is :
(A) 2
(B) 3
(C) 4
(D) 6
| Answer :- (C) |
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