This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part Ii > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 9 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following statements is TRUE about addition polymerisation but not condensation polymerisation? A) An organism is needed for the synthesis reaction. B) Many monomers link together to form polymers. C) Only one product is formed. D) Two types of monomers are used. Show Answer Correct Answer: C) Only one product is formed. 2. Macromolecules form through each of the following except: A) Condensation reactions. B) Polymerization. C) Dehydration synthesis. D) Hydrolysis. Show Answer Correct Answer: D) Hydrolysis. 3. What happens in an Addition Polymerisation A) Two different functional groups bond together and expel a small molecule (often water). B) A small molecule is added. C) All atoms used up when monomers join together. D) None of the above. Show Answer Correct Answer: C) All atoms used up when monomers join together. 4. In addition polymerization are all the monomer units: A) The same but repeats?. B) Different but repeats?. C) All the above. D) None of the above. Show Answer Correct Answer: A) The same but repeats?. 5. Which of the following reactions connects monomers by splitting a double bond? A) Addition polymerization. B) Condensation polymerization. C) Both of the mentioned. D) None of the mentioned. Show Answer Correct Answer: A) Addition polymerization. 6. Thermosets can be described as: A) Polymers formed by addition reactions. B) Plastics that cannot be moulded once they are set with temperature and pressure. C) Plastics that can be remoulded everytime with temperature. D) Plastics formed with the monomer hexanedioic acid. Show Answer Correct Answer: B) Plastics that cannot be moulded once they are set with temperature and pressure. 7. Which material below is not a polymer? A) Tire. B) Silicon. C) Paper. D) Elastic band. Show Answer Correct Answer: B) Silicon. 8. Which of these statements is true of a polymer? A) The subunit is always a molecule. B) The subunit is always an atom. C) The subunit can be a molecule or an atom. D) Polymers cannot extend forever. Show Answer Correct Answer: A) The subunit is always a molecule. 9. Which of the following is a chain growth polymer? A) Nucleic acid. B) Protein. C) Starch. D) Polystyrene. Show Answer Correct Answer: D) Polystyrene. 10. Petroleum based product A) Inorganic. B) Synthetic. C) Plastic. D) Organic. Show Answer Correct Answer: C) Plastic. 11. It cannot be re-melted. Once re-heated they will burn. A) Thermoplastic. B) Thermoset. C) Linear. D) Branched. Show Answer Correct Answer: B) Thermoset. 12. What is the structural feature of linear polymers? A) They form a network structure. B) They have branched chains. C) They have cross-linked chains. D) They have straight chains. Show Answer Correct Answer: D) They have straight chains. 13. The monomer of polystyrene is A) CH2=CHCl. B) C2H-CH=CH2. C) C6H5CH=CH2. D) CH2=CH-CHO. Show Answer Correct Answer: C) C6H5CH=CH2. 14. True or False:Proteins are a type of synthetic polymer. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. The cells use a process called ..... to get energy from ATP. A) Dehydration synthesis. B) Hydrolysis. C) Polymer. D) Condensation reaction. Show Answer Correct Answer: B) Hydrolysis. 16. Glucose is a ..... , cellulose is a ..... A) Starch, cellulose. B) Monomer, polymer. C) Polymer, monomer. D) Monomer, starch. Show Answer Correct Answer: B) Monomer, polymer. 17. What's the correct definition of these keywords?addition polymerisation A) A type of polymerisation where monomer molecules add together to form a peptide bond. B) A type of polymerisation in which unsaturated monomers (e.g. alkenes) undergo addition reactions with themselves to form polymers. C) A type of polymerisation in which two molecules react with the elimination of a molecule of water. D) None of the above. Show Answer Correct Answer: B) A type of polymerisation in which unsaturated monomers (e.g. alkenes) undergo addition reactions with themselves to form polymers. 18. What are the two types of plastic? A) Heatsetting and Heatforming. B) Thermosetting and Thermoforming. C) Hydrosetting and Hydroforming. D) Thermostopping and Thermomoving. Show Answer Correct Answer: B) Thermosetting and Thermoforming. 19. Monomers of BUNA-N are A) Phenol and Formaldehyde. B) Butadiene and Styrene. C) Butadiene and Acrylonitrile. D) Hexamethylene diamine and Adipic acid. Show Answer Correct Answer: C) Butadiene and Acrylonitrile. 20. In the formation of a polymer, which type of reaction is primarily involved? A) Dehydration synthesis. B) Oxidation. C) Hydrolysis. D) Reduction. Show Answer Correct Answer: A) Dehydration synthesis. 21. Soft, flexible and tough Polymer A) Linear. B) Branched. C) Thermoset. D) Cross-Linked. Show Answer Correct Answer: B) Branched. 22. What was a key driver for historical polymer innovation in the 19th century? A) Rarity and expense of elephant ivory. B) Abundance of natural resources. C) Discovery of new metals. D) Advancements in digital technology. Show Answer Correct Answer: A) Rarity and expense of elephant ivory. 23. Polymers are water proof? A) Yes-mostly. B) No-of course not!. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes-mostly. 24. Vulcanisation of rubber is done by adding ..... A) Sulphate. B) Silicate. C) Sulphur. D) Oxygen. Show Answer Correct Answer: C) Sulphur. 25. True or False. Parison is the raw material used in blow molding. A) True. B) I don't Know. C) Sometimes. D) False. Show Answer Correct Answer: A) True. 26. ..... technique is exclusively used to produce polymers from water insoluble monomer. A) Solution polymerization. B) Bulk polymerization. C) Emulsion polymerization. D) Suspension polymerization. Show Answer Correct Answer: D) Suspension polymerization. 27. The extension of controlled imperfection shall be constructed as a failure of the specimen. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 28. Caprolactum is used for preparation of A) Nylon-6, 6. B) Nylon-2-Nylon-6. C) Nylon 6, 10. D) Nylon-6. Show Answer Correct Answer: D) Nylon-6. 29. The polymer with the irregular arrangement of functional groups in carbon chain is called A) Syndiotactic. B) Isotactic. C) Aromatic. D) Atactic. Show Answer Correct Answer: D) Atactic. 30. In a dehydration synthesis reaction, water is a ..... A) Enzyme. B) Reactant. C) Product. D) Catalyst. Show Answer Correct Answer: C) Product. 31. What is the term used to describe the repeating group of atoms in a polymer? A) Repeating unit. B) Monomer. C) Polymer. D) Catalyst. Show Answer Correct Answer: A) Repeating unit. 32. For surfacing roads and roofs A) Petrol. B) Kerosene. C) Bitumen. D) Fuel oil. Show Answer Correct Answer: C) Bitumen. 33. Thermoplastics have strong cross links between polymer chains. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 34. ..... are added to make the moulding of plastic easier and to impart flawless, glossy finish to the products. A) Pigments. B) Fillers. C) Lubricants. D) Plasticizers. Show Answer Correct Answer: C) Lubricants. 35. Polystyrene is a ..... polymer A) Condensation. B) Addition. C) All the above. D) None of the above. Show Answer Correct Answer: B) Addition. 36. Polytetrafluoroethene is also called A) Polyethene. B) Terelene. C) Teflon. D) Polystyrene. Show Answer Correct Answer: C) Teflon. 37. What is always produce during cracking? A) Alkane + alkane. B) Alkane + alkene. C) Alkene + alkene. D) None of the above. Show Answer Correct Answer: B) Alkane + alkene. 38. The most common 3D printing filament is? A) Polypropylene. B) Polylactic Acid (PLA). C) Acrylic. D) High Impact Polystyrene (HIPS). Show Answer Correct Answer: B) Polylactic Acid (PLA). 39. Which of the following is the monomer of cellulose? A) Fructose. B) Glucose. C) Amino acid. D) Glycerol. Show Answer Correct Answer: B) Glucose. 40. Which of the following polymers gives positive copper wire test? A) LDPE. B) HDPE. C) PETE. D) None of the above. Show Answer Correct Answer: D) None of the above. 41. What role do biopolymers play in living organisms? A) They are used for energy storage only. B) They are only found in plants. C) They carry genetic information and provide structural support. D) They are primarily used for insulation. Show Answer Correct Answer: C) They carry genetic information and provide structural support. 42. Which environmental concern is associated with the incineration of polymers? A) Groundwater contamination. B) Soil erosion. C) Greenhouse gas emissions. D) Ozone depletion. Show Answer Correct Answer: C) Greenhouse gas emissions. 43. Davonte is studying different types of polymerization in his chemistry class. He learns about addition polymerization and wonders which of the following is a characteristic feature of this process. A) Involves the elimination of a small molecule. B) Requires monomers with double bonds. C) Produces polymers with amide linkages. D) Forms polymers with ester linkages. Show Answer Correct Answer: B) Requires monomers with double bonds. 44. The name of the CsNCS$_{ }$compound is ..... A) Cesium thiocyanate. B) Cesium niocyanete. C) Cesium permanganate. D) Cesium nitrate. Show Answer Correct Answer: A) Cesium thiocyanate. 45. In addition polymer monomer used is A) Unsaturated compounds. B) Trifunctional saturated compounds. C) Saturated compounds. D) Bifunctional saturated compounds. Show Answer Correct Answer: A) Unsaturated compounds. 46. What's the correct definition of these keywords?condensation polymerisation A) A type of polymerisation in which two molecules react via a hydrolysis reaction. B) A type of polymerisation in which two molecules react with the addition of a molecule of water. C) A type of polymerisation in which two molecules react with the elimination of a water molecule. D) None of the above. Show Answer Correct Answer: C) A type of polymerisation in which two molecules react with the elimination of a water molecule. 47. Heat-resistant substances that can be used in many different ways, including the rubber-like materials that provide a waterproof seal around windows and in aquariums. A) Nylon. B) Plastic. C) PVC. D) Silicone. Show Answer Correct Answer: D) Silicone. 48. Doping enhances the ..... of a material. A) Ductility. B) Brittleness. C) Electrical conductivity. D) Thermal conductivity. Show Answer Correct Answer: C) Electrical conductivity. 49. The following polymers are formed from addition polymerization EXCEPT A) Kevlar. B) Polystyrene. C) Poltethene. D) PVC. Show Answer Correct Answer: A) Kevlar. 50. Monomers of ethene in thousand numbers react together in addition polymerization to produce A) Polyamides. B) Polyesters. C) Poly(ethene). D) All of them. Show Answer Correct Answer: C) Poly(ethene). 51. A type of protein that makes up your hair, skin, and nails. A) Leather. B) Chitin. C) Keratin. D) Cellulose. Show Answer Correct Answer: C) Keratin. 52. A biodegradable polymer is obtained from A) Butadiene. B) Styrene. C) Glycine and caproic acid. D) Caprolactum. Show Answer Correct Answer: C) Glycine and caproic acid. 53. Thermoplastics can be heated and shaped multiple times. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 54. Which polymer would be considered soft and flexible? A) Linear. B) Branched. C) Synthetic. D) Cross-Linked. Show Answer Correct Answer: B) Branched. 55. Which methods involves exposure of specimen to chemical fluids? A) Bell telephone test. B) Bergen jig method. C) Polyethylene notch tensile test (PENT). D) None of the above. Show Answer Correct Answer: A) Bell telephone test. 56. Carbon tends to share its electrons. What type of bond does carbon tend to form? A) Ionic. B) Covalent. C) Metallic. D) James. Show Answer Correct Answer: B) Covalent. 57. The measure of a fluid's resistance to stress. Corresponds to the idea of how "thick" a liquid is. A) Slippery. B) Viscosity. C) Keratin. D) Resistance. Show Answer Correct Answer: B) Viscosity. 58. Which of the following is a non-flammable plastic? A) Nylon. B) HIPS. C) ABS. D) PVC. Show Answer Correct Answer: D) PVC. 59. Are solids having thread like structure possessing strong intermolecular force. Due to this strong force of attraction, they have high tensile strength. For example:Nylon 66, A) Thermoplastic isomers. B) Thermosetting plastics. C) Elastomers. D) Fibers. Show Answer Correct Answer: D) Fibers. 60. What was the 'Super Slurper'? A) A type of sponge. B) A brand of diapers. C) A superabsorbent polymer developed by the USDA. D) A water filtration system. Show Answer Correct Answer: C) A superabsorbent polymer developed by the USDA. ← 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