Polymers

Q. What is the IUPAC name for the polymer formed from the monomer 1,3-butadiene?
  • A. Polybutadiene
  • B. Polybuta-1,3-diene
  • C. Poly(1,3-butadiene)
  • D. Polybutylene
Q. What is the IUPAC name for the polymer formed from the monomer styrene?
  • A. Polystyrene
  • B. Polyethylene
  • C. Polypropylene
  • D. Polyvinyl chloride
Q. What is the primary mechanism by which addition polymers are formed?
  • A. Nucleophilic substitution
  • B. Electrophilic addition
  • C. Free radical mechanism
  • D. Electrophilic substitution
Q. What is the repeating unit in the polymer polystyrene?
  • A. C6H5CH=CH2
  • B. C8H8
  • C. C6H5C(CH3)=CH2
  • D. C6H5C2H4
Q. What type of isomerism is exhibited by polymers with chiral centers?
  • A. Geometric isomerism
  • B. Structural isomerism
  • C. Stereoisomerism
  • D. Functional isomerism
Q. What type of isomerism is exhibited by polymers with different arrangements of their substituents?
  • A. Geometric isomerism
  • B. Structural isomerism
  • C. Stereoisomerism
  • D. Conformational isomerism
Q. What type of polymer is formed when amino acids link together through peptide bonds?
  • A. Polysaccharide
  • B. Protein
  • C. Nucleic acid
  • D. Lipid
Q. Which of the following functional groups is commonly found in polyesters?
  • A. Amide
  • B. Ester
  • C. Alcohol
  • D. Aldehyde
Q. Which of the following is a characteristic of condensation polymerization?
  • A. It produces small molecules as byproducts
  • B. It requires high temperatures
  • C. It only involves alkenes
  • D. It is a one-step process
Q. Which of the following polymers is known for its high tensile strength and is commonly used in fibers?
  • A. Polyethylene
  • B. Nylon
  • C. Polystyrene
  • D. Polyvinyl chloride
Q. Which of the following polymers is known for its high thermal stability and is often used in engineering applications?
  • A. Polyethylene
  • B. Polystyrene
  • C. Polyimide
  • D. Polyvinyl chloride
Q. Which of the following statements about thermoplastics is true?
  • A. They can be reshaped upon heating
  • B. They are chemically cross-linked
  • C. They have a fixed shape
  • D. They are always biodegradable
Q. Which polymer is known for its use in making plastic bottles and containers?
  • A. Polyethylene terephthalate (PET)
  • B. Polylactic acid (PLA)
  • C. Polyvinyl chloride (PVC)
  • D. Polypropylene (PP)
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