This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The compound common to both Buna S and Buna N is A) Styrene. B) Acrylonitrile. C) 1, 3-butadiene. D) 2-Chloro-1, 3-butadiene. Show Answer Correct Answer: C) 1, 3-butadiene. 2. Substance added to coagulate latex is A) Ammonia. B) Acid. C) Water. D) None of the above. Show Answer Correct Answer: B) Acid. 3. Nutrients are often macromolecules. How does digestion change these macromolecules? A) Monomer $\rightarrow$ polymer $\rightarrow$ monomer. B) Polymer $\rightarrow$ monomer $\rightarrow$ polymer. C) Monomer $\rightarrow$ monomer $\rightarrow$ polymer. D) Polymer $\rightarrow$ polymer $\rightarrow$ monomer. Show Answer Correct Answer: B) Polymer $\rightarrow$ monomer $\rightarrow$ polymer. 4. Are these statements about amino acids true or false?Amino acids undergo addition polymerisation to form polypeptides A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 5. Stages involve in addition polymerization EXCEPT A) Propagation. B) Catalyst. C) Termination. D) Initiation. Show Answer Correct Answer: B) Catalyst. 6. Polymers are substances composed of short chains of molecules A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. Holes formed by doping has a ..... charge A) Positive. B) Negative. C) Neutral. D) 0. Show Answer Correct Answer: A) Positive. 8. What are the ends of the equation used to represent? A) The number of monomers. B) The number of polymers. C) The number of catalysts. D) The number of reactants. Show Answer Correct Answer: A) The number of monomers. 9. The word "polymer" means: A) Made of plastic. B) Many parts. C) Changeable forms. D) One part. Show Answer Correct Answer: B) Many parts. 10. Thermosetting plastics are abe to withstand higher temperatures. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. Tension is ..... A) A pushing foce. B) A pulling force. C) A twisting force. D) A circular force. Show Answer Correct Answer: B) A pulling force. 12. Which accounts for the great diversity of biological polymers? A) There are trillions of basic monomers on earth. B) Polymers come together in different combinations to form "mega molecules.". C) There is not a great diversity of biological polymers. D) The monomers are arranged in different sequences. Show Answer Correct Answer: D) The monomers are arranged in different sequences. 13. What is Polyethene made from? A) Ethene. B) Ethane. C) Propane. D) Propene. Show Answer Correct Answer: A) Ethene. 14. Homopolymers 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: A) A polymer formed with the same monomer repeated. 15. Polymers like plastics are derived from what raw materials? A) Fossil fuels. B) Wood pulp. C) Clay. D) Metallic oxides. Show Answer Correct Answer: A) Fossil fuels. 16. Examine the statements below, select which is not a disadvantage of plastics A) Many are created from non-renewable resources. B) Not biodegradable. C) Release toxic gases when burnt such as hydrogen chloride and hydrogen cyanide. D) They are generally biologically inert, chemical and corrosion resistant. Show Answer Correct Answer: D) They are generally biologically inert, chemical and corrosion resistant. 17. Biodegradable polymer which can be produced from glycine and aminocaproic acid is A) Nylon 2-nylon 6. B) PHBV. C) Buna-N. D) Nylon 6, 6. Show Answer Correct Answer: A) Nylon 2-nylon 6. 18. Why fillers are used in polymer fabrication process? A) To impart colour. B) To provide flexibility. C) To reduce making cost. D) To provide long life to polymer. Show Answer Correct Answer: C) To reduce making cost. 19. LDPE stands for ..... A) Low Density Polyethylene. B) Low Density Polypropylene. C) Low Draft Polyethylene. D) Less Dorky Plastic Engineer. Show Answer Correct Answer: A) Low Density Polyethylene. 20. PHBV has ..... type of linkages A) A) Amide. B) (b) Ester. C) (c) Diene. D) (d) Nitrile. Show Answer Correct Answer: B) (b) Ester. 21. This synthetic material is considered to be a solid, but yet it is very brittle (breaks easily). A) Concrete. B) Plastic. C) Glass. D) Paint. Show Answer Correct Answer: C) Glass. 22. What do amino acids form during a condensation reaction? A) Alkenes. B) Polypeptides. C) Amines. D) Cellulose. Show Answer Correct Answer: B) Polypeptides. 23. If you are told that condensation polymerization is similar to formation of esters, which do you think would be the reason why? A) The same molecules are used. B) It requires an acid catalyst. C) There would be removal of a small molecule such as water. D) None of the above. Show Answer Correct Answer: C) There would be removal of a small molecule such as water. 24. Which polymer is known for its elasticity and is commonly used in rubber bands? A) Polyethylene. B) Polyvinyl chloride. C) Polyisoprene. D) Polystyrene. Show Answer Correct Answer: C) Polyisoprene. 25. The higher the charge of ions, the smaller the interaction among ions in ionic solids. 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