This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is crude oil composed of? A) Many different Atoms that all have different sizes and uses. B) Many different Alkenes that all have different sizes and uses. C) Many different Alkynes that all have different sizes and uses. D) Many different Hydrocarbons that all have different sizes and uses. Show Answer Correct Answer: D) Many different Hydrocarbons that all have different sizes and uses. 2. Which general formula represents a member of the alkene homologous series? A) C$_{n}$H$_{2n}$. B) C$_{n}$H$_{2n+2}$. C) C$_{n}$H$_{2n-2}$. D) C$_{n}$H$_{2n+1}$OH. Show Answer Correct Answer: A) C$_{n}$H$_{2n}$. 3. Which of the following monomers form biodegradable polymers? A) 3-hydroxybutanoic acid + 3-hydroxypentanoic acid. B) Glycine + amino caproic acid. C) Ethylene glycol + phthalic acid. D) Both a and b. Show Answer Correct Answer: D) Both a and b. 4. Form polymers A) Monomer. B) Polymer. C) All the above. D) None of the above. Show Answer Correct Answer: A) Monomer. 5. Which polymer?Once formed, it can be heated and reformed over and over again A) Elastomer. B) Thermosetting. C) Thermoplastic. D) None of the above. Show Answer Correct Answer: C) Thermoplastic. 6. Two monomers bond together while releasing water as a byproduct. What is the name of this process? A) Addition polymerization. B) Condensation polymerization. C) Water polymerization. D) Hydrogen polymerization. Show Answer Correct Answer: B) Condensation polymerization. 7. Type of polymerization reaction which breaks the double bond of monomers A) Addition. B) Condensation. C) Oxidation. D) Carboxylation. Show Answer Correct Answer: A) Addition. 8. The plastic household crockery is prepared, using A) Melamine and vinyl acetate. B) Malonic acid and hexamethylenediamine. C) Melamine and tetrafluoroethane. D) Melamine and formaldehyde. Show Answer Correct Answer: D) Melamine and formaldehyde. 9. What do square brackets at the ends of a polymer unit represent? A) That the entire structure is shown. B) That the structure repeats itself. C) All the above. D) None of the above. Show Answer Correct Answer: B) That the structure repeats itself. 10. Nature tends to favor a(n) A) Increase in Enthalpy. B) Increase in Entropy. C) Decrease in Enthalpy. D) Decrease in Entropy. Show Answer Correct Answer: B) Increase in Entropy. 11. Why is Nylon a preferred material for manufacturing gears in machinery? A) Its ability to change colors. B) Its resistance to water. C) Its reduced friction between moving parts. D) Its transparency. Show Answer Correct Answer: C) Its reduced friction between moving parts. 12. How does chain length affect polymer properties? A) Long chains decrease viscosity. B) Short chains increase strength. C) Long chains increase strength and viscosity. D) Short chains enhance durability. Show Answer Correct Answer: C) Long chains increase strength and viscosity. 13. This diverse silk-like thermoplastic is used to make women's stocking, rope, and small roller wheels A) HIPS. B) Polyethylene. C) Acrylic. D) Nylon. Show Answer Correct Answer: D) Nylon. 14. Bakelite is formed from phenol by reacting with A) HCHO. B) (CH2OH)2. C) CH3CHO. D) CH3COCH3. Show Answer Correct Answer: A) HCHO. 15. A plastic formed by using heat to turn a liquid resin into a solid. A) Polyvinyl chloride. B) Polyethylene. C) Polypropylene. D) Polystyrene. Show Answer Correct Answer: A) Polyvinyl chloride. 16. Which of the following is not an example of natural polymer? A) Latex. B) Cellulose. C) Nylon. D) Starch. Show Answer Correct Answer: C) Nylon. 17. What is the name of the long molecule that contains our unique genetic code? A) Deoxyribonucleic acid. B) Dylon Acid. C) Dyoxide Nebul Acid. D) Dry Nerves Accident. Show Answer Correct Answer: A) Deoxyribonucleic acid. 18. Which is not a polymer found in nature A) DNA. B) Teflon. C) Starch. D) Silk. Show Answer Correct Answer: B) Teflon. 19. What plastic is commonly used for plumbing pipes and can be toxic to human health? A) ABS. B) High Impact Polystyrene. C) Polyvinyl Chloride. D) Polylactic Acid. Show Answer Correct Answer: C) Polyvinyl Chloride. 20. The monomers of Buna-S rubber are A) Styrene and butadiene. B) Isoprene and butadiene. C) Vinyl chloride and sulphur. D) Butadiene. Show Answer Correct Answer: A) Styrene and butadiene. 21. Which of the following statements is TRUE about addition polymerisation but not condensation polymerisation? A) Many monomers link together to form polymers. B) An organism is needed for the synthesis reaction. C) Two types of monomers are used. D) Only one product is formed. Show Answer Correct Answer: D) Only one product is formed. 22. Macromolecules form through each of the following except: A) Condensation reactions. B) Dehydration synthesis. C) Polymerization. D) Hydrolysis. Show Answer Correct Answer: D) Hydrolysis. 23. 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. 24. 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?. 25. 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. ← 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