This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Copolymers can be described as: A) A polymer formed with the same monomer repeated. B) A polymer that is thermoflexible. C) A polymer formed with different types of monomers. D) A polymer formed by condensation. Show Answer Correct Answer: C) A polymer formed with different types of monomers. 2. A molecule that can be bonded to other identical molecules to form a polymer. A) Monomer. B) Polymer. C) Biomolecule. D) Enzyme. Show Answer Correct Answer: A) Monomer. 3. A nonmetal, semiconducting element used in making electronic circuits. A) Silicon. B) Phosphorous. C) Neon. D) Carbon. Show Answer Correct Answer: A) Silicon. 4. Which of the following is not a characteristic trait of polymer materials? A) Low density. B) Resistant to chemical attack. C) Low cost. D) High strength. Show Answer Correct Answer: D) High strength. 5. Which monomer makes up triglycerides? A) Fatty acid and glycerol. B) Glucose. C) Nucleotides. D) Amino acids. Show Answer Correct Answer: A) Fatty acid and glycerol. 6. True or False:All polymers are synthetic. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. What type of polymer is made from two or more different types of monomer A) Copolymer. B) Homopolymer. C) Monomer. D) Duomer. Show Answer Correct Answer: A) Copolymer. 8. Which of the following is a fully fluorinated polymer? A) Neoprene. B) Teflon. C) Thiokol. D) PVC. Show Answer Correct Answer: B) Teflon. 9. In the addition process, this happens: A) There is a proton attack. B) A small molecule is lost. C) There is no release of a small molecule from the growing polymer chain. D) Double bonds are formed. Show Answer Correct Answer: C) There is no release of a small molecule from the growing polymer chain. 10. Polymer:A class of natural or synthetic substances composed of very large molecules, called ..... , that are multiples of simpler chemical units called monomers. A) Polystyrenes. B) Macromolecules. C) Keratins. D) Nylons. Show Answer Correct Answer: B) Macromolecules. 11. Thermoplastic polymers A) Contains no cross-links. B) Contains many cross-links. C) Contains a few cross-links. D) None of the above. Show Answer Correct Answer: A) Contains no cross-links. 12. Which one of this is Not True about the Shrinkage factors? A) Molding temperature. B) Compaction time. C) Injection pressure. D) Eliminates solidification of sprue and runner by locating heaters around the corresponding runner channels. E) Fillers in the plastic tend to reduce shrinkage. Show Answer Correct Answer: D) Eliminates solidification of sprue and runner by locating heaters around the corresponding runner channels. 13. Most ceramic materials have good insulation properties. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 14. Are these statements about amino acids true or false?The primary structure of the protein is how the chains fold into $\beta$ $\propto$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. Elastomer plastic is known to have rubber like properties. It can be stretched and can return to their original shape when released. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. Can single use food containers be made through vacuum forming? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 17. Which polymer is used in the manufacture of paints and lacquers A) Polypropene. B) PVC. C) Bakelite. D) Glyptal. Show Answer Correct Answer: D) Glyptal. 18. Which polymer is least likely to be biodegraded after several years in a landfill site? A) Kevlar. B) Nylon. C) Polythene. D) Terylene. Show Answer Correct Answer: C) Polythene. 19. Polymers are prevalent on Earth's surface, both naturally and technologically created A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. Genetic information is stored in which class of organic compounds? A) Proteins. B) Lipids. C) Nucleic acids. D) Carbohydrates. Show Answer Correct Answer: C) Nucleic acids. 21. 3-dimensional, repeated patterns make up ..... A) Polymers. B) Crystals. C) Simple Molecule. D) Extended Structure. Show Answer Correct Answer: B) Crystals. 22. Which of the following best describes a polymer? A) A single molecule. B) A chain of monomers. C) A type of cell. D) A type of protein. Show Answer Correct Answer: B) A chain of monomers. 23. Condensation reactions are accomplished by A) The removal of a water molecule and two smaller molecules are combined. B) Addition of a carbon dioxide from the carbon chain of two monomers. C) The splitting of a covalent bond with a water molecule. D) The transfer of an-OH group to an amine group. Show Answer Correct Answer: A) The removal of a water molecule and two smaller molecules are combined. 24. You grab a plastic bag stretching it until it breaks. What type of stress strain behavior would resist this? A) Tensile strength. B) Abrasion resistance. C) Puncture resistance. D) None of options listed. Show Answer Correct Answer: A) Tensile strength. 25. What is polymerisation? A) The reaction which produces a monomer from a polymer. B) The reaction which produces a polymer from a starch molecule. C) The reaction which produces a polymer from a monomer. D) The reaction which produces a monomer from a protein molecule. Show Answer Correct Answer: C) The reaction which produces a polymer from a monomer. ← 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