High Polymers
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Questions and Answers

What are polymers composed of?

  • Long chains of atoms linked together to form giant molecules (correct)
  • Complex mixtures of atoms with no specific structure
  • Single atoms bonded together in a linear pattern
  • Short chains of atoms linked together to form small molecules

    • What is the molecular weight range of high polymers?

  • Below 1,000
  • Exactly 10,000
  • Between 5,000 and 10,000
  • Over 10,000 (correct)

    • What are thermoplasts or thermoplasting materials characterized by?

  • Single chain macromolecules with no cross-links
  • Complex chain macromolecules with variable cross-links
  • Long chain macromolecules with limited cross-links (correct)
  • Short chain macromolecules with extensive cross-links

    • What are the basic structural units of high polymers called?

    <p>Monomers</p> Signup and view all the answers

    How do thermoplasts behave when heated and compressed?

    <p>The chains can glide over each other, and the material takes the shape of any mould</p> Signup and view all the answers

    What are high polymers composed of?

    <p>Long chains of atoms linked together</p> Signup and view all the answers

    What is the molecular weight range of high polymers?

    <p>Over 10,000</p> Signup and view all the answers

    What are the basic structural units of high polymers called?

    <p>Monomers</p> Signup and view all the answers

    What happens to thermoplasts when heated and compressed?

    <p>The chains can glide over each other, and the fluid material takes the shape of any mould</p> Signup and view all the answers

    What are thermoplasts characterized by?

    <p>Long chain macromolecules with a limited number of cross-links</p> Signup and view all the answers

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