This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part Ii > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 12 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A ..... is a large molecule with a high molecular mass. A) Macromolecule. B) Hypermolecule. C) Gigamolecule. D) Megamolecule. Show Answer Correct Answer: A) Macromolecule. 2. Which polymer is commonly used in the production of foam cups and containers? A) Polypropylene. B) Polyvinyl chloride. C) Polyethylene. D) Polystyrene. Show Answer Correct Answer: D) Polystyrene. 3. Reaction of Carboxylic acids and Alcohols will produce ..... A) Polyamide and H$_{2}$O. B) Polyamide and HCl. C) Polyester and H$_{2}$O. D) Polyester and HCl. Show Answer Correct Answer: C) Polyester and H$_{2}$O. 4. Polymer used in the control drug release A) PHBV. B) PVC. C) Nylon 6. D) Nylon 66. Show Answer Correct Answer: A) PHBV. 5. The polymer used in orthopaedic devices and in controlled drug release is A) SBR. B) PHBV. C) Orion. D) PTFE. Show Answer Correct Answer: B) PHBV. 6. Which elements create covalent bonds? A) Metals. B) Metalloids. C) Nonmetals. D) Transition metals. Show Answer Correct Answer: C) Nonmetals. 7. ..... added to increase the thermal stability during processing. A) Stabilizers. B) Pigments. C) Catalysts. D) Fillers. Show Answer Correct Answer: A) Stabilizers. 8. Phenol-formaldehyde polymer is also called A) 1.Novolac. B) 2.Melamine. C) 3.Bakelite. D) Both 1. and 3. Show Answer Correct Answer: D) Both 1. and 3. 9. What are the properties of plastics? A) Durable, flexible, lightweight, resistant to chemicals and moisture. B) Weak, stiff, heavy, prone to damage from chemicals and moisture. C) Short-lived, inflexible, heavy, susceptible to chemicals and moisture. D) Fragile, rigid, heavy, sensitive to chemicals and moisture. Show Answer Correct Answer: A) Durable, flexible, lightweight, resistant to chemicals and moisture. 10. In order to break apart a polymer ..... must be added. A) Hydrogen. B) Oxygen. C) Carbon. D) Water. Show Answer Correct Answer: D) Water. 11. Which of the following shows polypropene A) Isotactic, atactic, beta glucose. B) Isotactic, atactic, syndiotactic. C) Atactic and isotactic. D) All of the above. Show Answer Correct Answer: B) Isotactic, atactic, syndiotactic. 12. Which of the following is a use of Poly(propene)? A) Ropes. B) Plastic bottles. C) Window frames. D) Water pipes. Show Answer Correct Answer: A) Ropes. 13. Long molecule chains consist of combined smaller molecules is called A) Monomer. B) Polymer. C) Transformer. D) None of the above. Show Answer Correct Answer: B) Polymer. 14. Which is NOT a reason why PLA might take longer than 12 weeks to degrade in a landfill site? A) Not enough water for hydrolysis. B) Too cold. C) Acidic conditions. D) No UV light to assist decay. Show Answer Correct Answer: C) Acidic conditions. 15. One explanation for Teflon's low coefficient of friction, hydrophobic and biologically inert properties is. A) The electronegativity of Fluorine. B) The thin, smooth surface is impossible for another molecule to create a cross-link. C) The IMF of the individual monomers in the structure make it difficult for other molecules to bond. D) The highly branched and cross-linked nature of the polymer doesn't create any areas of adhesion for other molecules. Show Answer Correct Answer: A) The electronegativity of Fluorine. 16. Commercial polymers are suitable for high temperatures A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 17. How are proteins related to polymers? A) Proteins are monomers. B) Proteins are not related to polymers. C) Proteins are a type of monomer. D) Proteins are polymers. Show Answer Correct Answer: D) Proteins are polymers. 18. What material is used for Bleach bottles A) PPE. B) Acrylic. C) HIPS. D) HDPE. Show Answer Correct Answer: D) HDPE. 19. C$_{6}$H$_{12}$O$_{6}$ is the chemical formula for A) Glycogen. B) Glucose. C) Methane. D) Water. Show Answer Correct Answer: B) Glucose. 20. What structure of polymers are tied together via covalent bonding? A) Branched Polymers. B) Cross-linked Polymers. C) Network Polymers. D) Linear Polymers. Show Answer Correct Answer: B) Cross-linked Polymers. 21. Which type of polymer is "Cellulose diacetate fibre" ? A) Natural. B) Synthetic. C) Semi-synthetic. D) None of these. Show Answer Correct Answer: C) Semi-synthetic. 22. It is composed of the protein keratin, which consists of long polypeptide chains built from eighteen different amino acids. A) Cellulose. B) DNA. C) Protein. D) Wool. Show Answer Correct Answer: D) Wool. 23. Urea Formaldehyde is a good conductor of electricity. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 24. Sodium alginate is A) Synthesized in the lab by heating salt in the presence of hydrophobic molecules. B) A natural polymer obtained from kelp and seaweed. C) Used as a synthetic replacement for salt. D) Not a polymer. Show Answer Correct Answer: B) A natural polymer obtained from kelp and seaweed. 25. Thermoplastic polymers can be only melted once. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 26. Which polymer is used to make things like plumbing pipes and insulation for electrical cables? A) Polyethylene. B) Polychloroethylene. C) Polyester. D) Polypropylene. Show Answer Correct Answer: B) Polychloroethylene. 27. Controlled imperfection in the specimen is made using A) Vise. B) Jig. C) Arbour press. D) Blanking die. Show Answer Correct Answer: B) Jig. 28. Zeigler-Natta catalyst is used in making A) Polystyrene. B) HDPE. C) Polystyrene. D) LDPE. Show Answer Correct Answer: B) HDPE. 29. Why does the disposal of polymers in landfill sites cause problems? A) Polymers produce toxic fumes. B) Polymers dissolve into the water supply. C) Polymers are usually non-biodegradable. D) None of the above. Show Answer Correct Answer: C) Polymers are usually non-biodegradable. 30. Two atoms of the same element that have different numbers of neutrons are known as A) Ions. B) Isotopes. C) Isomers. D) None of the above. Show Answer Correct Answer: B) Isotopes. 31. The combination of Metal + Hydrogen is called A) Non-metal hydride. B) Metal hydroxide. C) Metal hydride. D) Metal oxide. Show Answer Correct Answer: C) Metal hydride. 32. Polypropylene will A) Sink in water. B) Float in water. C) All the above. D) None of the above. Show Answer Correct Answer: B) Float in water. 33. Which polymer is used in the production of bulletproof vests? A) Polyethylene. B) Polycarbonate. C) Nylon. D) Kevlar. Show Answer Correct Answer: D) Kevlar. 34. Select the thermosetting polymer. A) Epoxy Resin. B) Acrylic. C) Polypropylene. D) High Impact Polystyrene. Show Answer Correct Answer: A) Epoxy Resin. 35. Type of thermosetting processing EXCEPT A) Compression molding. B) Transfer molding. C) Calendaring. D) Sparying. Show Answer Correct Answer: C) Calendaring. 36. Select another sheet of plastic commonly used in schools that could be used to vacuum form containers A) Acrylic. B) HIPS-High Impact Polystrene. C) HDPE-high density polyethlyene. D) None of the above. Show Answer Correct Answer: B) HIPS-High Impact Polystrene. 37. Nylon 6, 6 is an example of A) Copolymer. B) Syndiotactic. C) Isotactic. D) Addition polymer. Show Answer Correct Answer: A) Copolymer. 38. How many amino acids are found in the TRP Cage protein? A) 22. B) 24. C) 20. D) 18. Show Answer Correct Answer: C) 20. 39. This strong, long-chain polymer with structural similarities to nylon was developed at DuPont by Stephanie Kwolek A) Nylon 6. B) Polyester. C) Kevlar. D) PVC. Show Answer Correct Answer: C) Kevlar. 40. Heteropolymers can be described as: A) A polymer formed with the same monomer repeated. B) A polymer formed with different types of monomers. C) A polymer that is thermoflexible. D) A polymer formed by condensation. Show Answer Correct Answer: B) A polymer formed with different types of monomers. 41. The compound common to both Buna S and Buna N is A) Styrene. B) 2-Chloro-1, 3-butadiene. C) 1, 3-butadiene. D) Acrylonitrile. Show Answer Correct Answer: C) 1, 3-butadiene. 42. Substance added to coagulate latex is A) Ammonia. B) Acid. C) Water. D) None of the above. Show Answer Correct Answer: B) Acid. 43. Nutrients are often macromolecules. How does digestion change these macromolecules? A) Monomer $\rightarrow$ polymer $\rightarrow$ monomer. B) Monomer $\rightarrow$ monomer $\rightarrow$ polymer. C) Polymer $\rightarrow$ monomer $\rightarrow$ polymer. D) Polymer $\rightarrow$ polymer $\rightarrow$ monomer. Show Answer Correct Answer: C) Polymer $\rightarrow$ monomer $\rightarrow$ polymer. 44. Are these statements about amino acids true or false?Amino acids undergo addition polymerisation to form polypeptides A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 45. Stages involve in addition polymerization EXCEPT A) Propagation. B) Initiation. C) Catalyst. D) Termination. Show Answer Correct Answer: C) Catalyst. 46. Polymers are substances composed of short chains of molecules A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 47. Holes formed by doping has a ..... charge A) Negative. B) 0. C) Neutral. D) Positive. Show Answer Correct Answer: D) Positive. 48. What are the ends of the equation used to represent? A) The number of monomers. B) The number of catalysts. C) The number of polymers. D) The number of reactants. Show Answer Correct Answer: A) The number of monomers. 49. Thermosetting plastics are abe to withstand higher temperatures. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 50. Tension is ..... A) A pushing foce. B) A circular force. C) A pulling force. D) A twisting force. Show Answer Correct Answer: C) A pulling force. 51. Which accounts for the great diversity of biological polymers? A) There is not a great diversity of biological polymers. B) Polymers come together in different combinations to form "mega molecules.". C) The monomers are arranged in different sequences. D) There are trillions of basic monomers on earth. Show Answer Correct Answer: C) The monomers are arranged in different sequences. 52. What is Polyethene made from? A) Propene. B) Ethene. C) Propane. D) Ethane. Show Answer Correct Answer: B) Ethene. 53. Homopolymers can be described as: A) A polymer that is thermoflexible. B) A polymer formed by condensation. C) A polymer formed with different types of monomers. D) A polymer formed with the same monomer repeated. Show Answer Correct Answer: D) A polymer formed with the same monomer repeated. 54. Polymers like plastics are derived from what raw materials? A) Fossil fuels. B) Wood pulp. C) Clay. D) Metallic oxides. Show Answer Correct Answer: A) Fossil fuels. 55. Examine the statements below, select which is not a disadvantage of plastics A) Many are created from non-renewable resources. B) Not biodegradable. C) Release toxic gases when burnt such as hydrogen chloride and hydrogen cyanide. D) They are generally biologically inert, chemical and corrosion resistant. Show Answer Correct Answer: D) They are generally biologically inert, chemical and corrosion resistant. 56. Biodegradable polymer which can be produced from glycine and aminocaproic acid is A) Buna-N. B) PHBV. C) Nylon 6, 6. D) Nylon 2-nylon 6. Show Answer Correct Answer: D) Nylon 2-nylon 6. 57. Why fillers are used in polymer fabrication process? A) To provide flexibility. B) To reduce making cost. C) To impart colour. D) To provide long life to polymer. Show Answer Correct Answer: B) To reduce making cost. 58. LDPE stands for ..... A) Low Density Polyethylene. B) Low Density Polypropylene. C) Less Dorky Plastic Engineer. D) Low Draft Polyethylene. Show Answer Correct Answer: A) Low Density Polyethylene. 59. PHBV has ..... type of linkages A) (b) Ester. B) A) Amide. C) (d) Nitrile. D) (c) Diene. Show Answer Correct Answer: A) (b) Ester. 60. This synthetic material is considered to be a solid, but yet it is very brittle (breaks easily). A) Paint. B) Concrete. C) Plastic. D) Glass. Show Answer Correct Answer: D) Glass. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 1Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 2Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 3Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 4Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 5Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 6Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 7Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books