This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 32 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What type of polymerization involves the reaction of two different monomers to form a copolymer? A) Addition polymerization. B) Condensation polymerization. C) Free radical polymerization. D) Ionic polymerization. Show Answer Correct Answer: B) Condensation polymerization. 2. In blow molding ribs are added for strength A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 3. Liquid or gas polymers having short chains and low molecular weights are known as ..... A) High polymers. B) Homopolymers. C) Copolymers. D) Oligo-polymers. Show Answer Correct Answer: D) Oligo-polymers. 4. When an addition polymer is formed, are there: A) C-C bonds present throughout the structure?. B) C=C bonds present throughout the structure?. C) All the above. D) None of the above. Show Answer Correct Answer: A) C-C bonds present throughout the structure?. 5. Plastic is a synthetic material that is made from oil. Which one of the following describes a disadvantage of this product? A) Plastic does decay better than any other synthetic material created. B) Plastic does not decay easily, therefore it will remain in our landfills. C) Plastic does not break like glass, so it is safer to have around. D) Plastic is similar to glass, so it may become dangerous. Show Answer Correct Answer: B) Plastic does not decay easily, therefore it will remain in our landfills. 6. True or False. Air pressure and vacuum are both used in pressure forming. A) True. B) False. C) In some cases. D) I don't know. Show Answer Correct Answer: A) True. 7. The polymer containing strong intermolecular H-bonding and crystalline nature is A) Polystyrene. B) Natural rubber. C) Teflon. D) Nylon 6, 6. Show Answer Correct Answer: D) Nylon 6, 6. 8. Which of the following can be used to produce a condensation polymer? A) C$_{6}$H$_{5}$CH=CH$_{2}$. B) H$_{2}$N(CH$_{2}$)$_{5}$COOH. C) HOCH$_{2}$CH$_{2}$OH. D) H$_{2}$N(CH$_{2}$)$_{6}$NH$_{2}$. Show Answer Correct Answer: B) H$_{2}$N(CH$_{2}$)$_{5}$COOH. 9. What is the smallest repeating unit of a polymer called? A) Unimer. B) Monomer. C) Factoid. D) Atom. Show Answer Correct Answer: B) Monomer. 10. What two products are produced in incomplete combustion but not complete combustion? A) Water and carbon dioxide. B) Carbon and carbon monoxide. C) Water and carbon monoxide. D) Water and carbon. Show Answer Correct Answer: B) Carbon and carbon monoxide. 11. The combination process of small molecules to form long chain of molecules is called A) Polymerisation. B) Depolymerisation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Polymerisation. 12. Which of the following is used to manufacture carrier bags? A) HDPE. B) LDPE. C) Polycarbonate. D) PVC. Show Answer Correct Answer: B) LDPE. 13. A polymer that is usually made by living things A) Nature polymer. B) Natural polymer. C) Protein. D) Synthetic polymer. Show Answer Correct Answer: B) Natural polymer. 14. Polymers are made of A) Acids. B) Hydrogen. C) Carbons. D) Monomers. Show Answer Correct Answer: D) Monomers. 15. A polymer of butadiene and acrylonitrile is called A) Buna-2. B) Buna-N. C) Buna-S. D) Buna-A. Show Answer Correct Answer: B) Buna-N. 16. Pure water is colorless, odorless, and tasteless. True or False? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 17. Imagine you are working in a lab and you need to create a new type of plastic. You start with the basic building blocks. What are these building blocks called? A) A manufacturing process for plastics. B) A large molecule that cannot combine with others. C) A small molecule that can chemically bond to other monomers to form a polymer. D) A type of plastic. Show Answer Correct Answer: C) A small molecule that can chemically bond to other monomers to form a polymer. 18. Why is recycled plastic often not used again for its original use? A) Recycled plastic is cheaper. B) Plastic may be contaminated or lower grade. C) Consumer behaviours. D) Lower carbon footprint. Show Answer Correct Answer: B) Plastic may be contaminated or lower grade. 19. Buckminsterfullerene is made up of ..... Carbon atoms. A) 60. B) 32. C) 12. D) 24. Show Answer Correct Answer: A) 60. 20. The monomer for cellulose is glucose. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. Conductance of Polyacetylene can be modified by A) Doping. B) Reforming. C) Can't modify. D) None of the above. Show Answer Correct Answer: A) Doping. 22. Polymer used in paints and lacquers A) Glyptal. B) Dacron. C) Orlon. D) Buna N. Show Answer Correct Answer: A) Glyptal. 23. What is a disadvantage of ceramics? A) Ceramics are tough. B) Clay is easy to obtain. C) They can be painted. D) They can fracture easily. Show Answer Correct Answer: D) They can fracture easily. 24. What is a free radical? A) Atoms/ions that have a single unpaired electron. B) Atom/ions that bond to nothing. C) Freedom fighters that take over in a firefight and are consumed in a blaze of glory. D) All of the above. Show Answer Correct Answer: A) Atoms/ions that have a single unpaired electron. 25. Thermosets can be softened and melted by the application of heat. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. ← PreviousNext →Related 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 8Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 9Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books