This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which compound can polymerise by reaction with itself? A) NH$_{2}$CH$_{2}$CH$_{2}$NH$_{2}$. B) CH$_{3}$CH$_{2}$CONH$_{2}$. C) HOOCCH$_{2}$COOH. D) NH$_{2}$CH$_{2}$COCl. Show Answer Correct Answer: D) NH$_{2}$CH$_{2}$COCl. 2. How should the bonds of the repeating unit be drawn in the equation? A) Facing up and down. B) Facing left and right. C) Facing out at angles. D) Facing towards the center. Show Answer Correct Answer: B) Facing left and right. 3. A composite material is made of A) A single material. B) Two or more separate materials. C) Two or more chemically combined materials. D) None of these. Show Answer Correct Answer: B) Two or more separate materials. 4. Simple molecules that occur naturally in plant and animal tissues and that are basic building blocks of proteins. A) DNA. B) Cellulose. C) Amino acids. D) Carbohydrates. Show Answer Correct Answer: C) Amino acids. 5. Type of polymers made in a laboratory A) Monomer. B) Synthetic. C) Inorganic. D) Organic. Show Answer Correct Answer: B) Synthetic. 6. Which monomer makes up RNA? A) Fatty acid and glycerol. B) Glucose. C) Nucleotides. D) Amino acids. Show Answer Correct Answer: C) Nucleotides. 7. The reactions in which polymers are created are called ..... reactions. A) Combustion. B) Addition of halogens. C) Polymerization. D) Hydration. Show Answer Correct Answer: C) Polymerization. 8. Which of the following are the properties of LDPE A) Low density, highly branched, high pressure and catalyst used. B) High density, stronger, less flexible, small amount of branching, mild pressure and catalyst used. C) High density, highly branched, high melting point. D) Low density, low branching, low melting point. Show Answer Correct Answer: A) Low density, highly branched, high pressure and catalyst used. 9. Which compound can form a polymer without needing another reagent? A) HOCH$_{2}$CH$_{2}$OH. B) HOOCCH$_{2}$CH$_{2}$COOH. C) HOCH$_{2}$CH$_{2}$COCl. D) ClCH$_{2}$CH$_{2}$COOH. Show Answer Correct Answer: C) HOCH$_{2}$CH$_{2}$COCl. 10. Synthetic human hairwigs are made from a copolymer of vinyl chloride and acrylonitrile and is called A) PVC. B) Polyacryonitrile. C) Cellulose. D) Dynel. Show Answer Correct Answer: D) Dynel. 11. Type of doping which creates extra electrons A) N. B) P. C) Parallel. D) Perpendicular. Show Answer Correct Answer: A) N. 12. Branching in dental polymers exists as following A) Linear. B) Branching. C) Cross linked. D) All of the above. Show Answer Correct Answer: D) All of the above. 13. Jonathan is studying addition polymers in his chemistry class. Which of the following statements about addition polymers is correct? A) The monomer of an addition polymer must be an alkene. B) They must be made from one type of monomer only. C) The polymerization process releases a small molecule as a by-product. D) Addition polymers are typically formed through condensation polymerization. Show Answer Correct Answer: A) The monomer of an addition polymer must be an alkene. 14. Any of several chemicals added to certain synthetic materials to make them soft and/or pliable. A) Cellulose. B) Lubricant. C) Silicon. D) Plasticizer. Show Answer Correct Answer: D) Plasticizer. 15. Which is not a naturally occuring polymer A) DNA. B) Teflon. C) Starch. D) Silk. Show Answer Correct Answer: B) Teflon. 16. Thermoplastics makes recycling easy A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 17. A large molecule that consists of many repeating structural units: A) Santimer. B) Polymer. C) Polygon. D) Monomer. Show Answer Correct Answer: B) Polymer. 18. Recycle bottles of plastic are made from A) Peptides. B) Polyamides. C) Nylon. D) Polyethylene terephthalate. Show Answer Correct Answer: D) Polyethylene terephthalate. 19. What is the primary difference between a dimer and a trimer? A) A dimer consists of two monomers, while a trimer consists of three monomers. B) A dimer is a type of polymer, while a trimer is not. C) A dimer is formed by the combination of three monomers, while a trimer is formed by two. D) A dimer is a larger molecule than a trimer. Show Answer Correct Answer: A) A dimer consists of two monomers, while a trimer consists of three monomers. 20. Which set of properties are commonly associated with ceramic materials. A) Good toughness, good conductivity and light weight. B) High levels of hardness, good conductivity and light weight. C) Nice colours. D) High levels of hardness, high levels of heat resistance and quite brittle. Show Answer Correct Answer: D) High levels of hardness, high levels of heat resistance and quite brittle. 21. The name of the NaClO$_{3}$$_{ }$compound is ..... A) Sodium hypochlorite. B) Sodium chlorite. C) Sodium chlorate. D) Sodium perchlorate. Show Answer Correct Answer: C) Sodium chlorate. 22. Which material would you use for shop signs? A) Acrylic. B) HIPS. C) Biopol. D) Urea Formaldehyde. E) Polyester resin. Show Answer Correct Answer: A) Acrylic. 23. Thermoplastics are re-moldable and recyclable. A) True. B) False. C) Sometimes, but not always. D) None of the above. Show Answer Correct Answer: A) True. 24. Polymers are made by many repeating ..... bonded together A) Monomers. B) Alcohols. C) Ionic bonds. D) Unsaturated chains. Show Answer Correct Answer: A) Monomers. 25. What is the method called that uses UV radiation to drive polymerization and cross-linking reactions? A) Suspension polymerization. B) Hydrogel formation. C) Gel polymerization. D) Solution polymerization. Show Answer Correct Answer: C) Gel polymerization. ← 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